SAS HBA Card Compatible with LSI 9300-8i & D3307 IT Mode HBA Controller
5.0Editor score
Affordable Price Point
PCIe 3.0 x8 Interface
Supports ZFS and Unraid
In this guide
Choosing the right Hba Card for NAS Drive Expansion is essential for building a reliable and scalable storage system. Whether you are running a home lab or a professional setup, the controller you select dictates performance and compatibility with your drives.
We evaluated ten top rated controllers based on their port count, firmware mode, and interface speed. Our analysis focuses on models that support IT mode for direct drive passthrough, ensuring maximum flexibility for file systems like ZFS and TrueNAS.
Each pick highlights specific strengths such as cable inclusion, controller chipset, and compatibility with common virtualization platforms. Please note that product availability and pricing can change over time, so verify details before purchasing.
Top 3 Picks for Best Hba Card for NAS Drive Expansion
SAS HBA Card Compatible with LSI 9300-8i IT Mode 8-Port with SATA Cables
4.5Editor score
LSI 9300-8i Compatible
12Gb/s SAS Data Rate
Includes SATA Cables
LSI SAS 9300-8i 8-Port 12Gb/s HBA Card IT Mode StorageTekPro Flashed for ZFS FreeNAS unRAID
4.4Editor score
StorageTekPro Flashed Firmware
Enterprise Grade Reliability
Optimized for ZFS
Top 10 Best Hba Card for NAS Drive Expansion in 2026 Compared
This table provides a side-by-side view of the key specifications for each controller. Use this to quickly identify the model that matches your port requirements and operating system needs.
ProductsSpecificationsEditor scorePrice
Editor's Choice
SAS HBA Card Compatible with LSI 9300-8i IT Mode 8-Port with SATA Cables
LSI 9300-8i Controller
PCIe 3.0 x8 Interface
12Gb/s SAS Transfer Rate
Includes SATA Breakout Cables
4.5Editor score
Editor's Choice
SAS HBA Card Compatible with LSI 9300-8i & D3307 IT Mode HBA Controller
D3307 LSI 9300-8i
PCIe 3.0 x8 Interface
Supports Up to 8 Drives
Non-Raid IT Mode Firmware
5.0Editor score
Best Premium
SAS HBA Card Compatible with LSI 9211-8i & 9300-8i IT Mode with SATA Cables
LSI 9211-8i 9300-8i
Broadcom SAS3008 Controller
12Gb/s SAS Data Transfer
Includes SATA Breakout Cables
4.2Editor score
LSI 9300-16i 16-Port 12Gb/s SAS Controller HBA Card with P16 IT Mode for ZFS TrueNAS unRAID
16-Port Connectivity
LSI 9300-16i Model
P16 IT Mode Firmware
12Gb/s SAS Speed
4.0Editor score
Flashed Original LSI 9211-8i P20 IT Mode for ZFS FreeNAS unRAID 6Gbps SAS HBA
LSI 9211-8i Controller
P20 IT Mode Firmware
6Gbps SAS Data Rate
Ventilated Full Height Bracket
4.6Editor score
Highpoint Technologies RocketRAID 2840C PCIe 3.0 x8 16-Port 6Gb/s SAS/SATA RAID Controller
16-Port SAS/SATA Support
PCIe 3.0 x8 Interface
RAID 0 1 5 6
Windows macOS Linux Support
3.9Editor score
HBA Card Compatible with LSI 9300-8i/D3307 IT Mode PCIe SATA Expansion Card
LSI 9300-8i D3307
PCIe 3.0 x8 Interface
Direct Attach Up to 8 Drives
ZFS TrueNAS Unraid Compatible
4.4Editor score
SAS HBA Card Compatible with LSI 9207 9300-8i IT Mode with SAS Cables
LSI 9207 9300-8i
Includes SAS Cables
12Gb/s SAS Transfer Speed
PCIe 3.0 x8 Interface
4.6Editor score
LSI SAS 9300-8i 8-Port 12Gb/s HBA Card IT Mode StorageTekPro Flashed for ZFS FreeNAS unRAID
LSI 9300-8i Model
StorageTekPro Flashed Firmware
8-Port Connectivity
12Gb/s SAS Speed
4.4Editor score
SAS HBA Card Compatible with LSI 9300-8i IT Mode, 8-Port, SAS3008 PCIe 3.0 x8, 2X SFF-8643 Breakout Cables, HBA Controller for ZFS TrueNAS unRAID NAS
LSI 9300-8i Compatible
SAS3008 Controller Chipset
Includes SFF-8643 Cables
ZFS TrueNAS Unraid Ready
4.5Editor score
1. SAS HBA Card Compatible with LSI 9300-8i IT Mode 8-Port with SATA Cables – Best Overall Hba Card for NAS Drive Expansion
SAS HBA Card Compatible with LSI 9300-8i IT Mode 8-Port with SATA Cables
LSI 9300-8i Compatible
12Gb/s SAS Data Rate
PCIe 3.0 x8 Interface
Includes SATA Cables
This controller stands out as a top choice for NAS enthusiasts due to its robust compatibility with the LSI 9300-8i chipset. It operates in IT mode to allow direct drive passthrough which is critical for software RAID systems like ZFS.
Pros
- Highly rated performance
- Includes necessary breakout cables
- Compatible with ZFS
- Supports direct attach drives
- Expandable via expander
Cons
- SAS cables sold separately
- Requires IT Mode flash
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The card supports up to 12Gb/s SAS transfer speeds and connects via a PCIe 3.0 x8 interface ensuring ample bandwidth for multiple drives. It includes two Mini-SAS HD to four SATA cables making initial setup easier for SATA users.
While the included cables work well for SATA drives users wanting to connect SAS drives must purchase additional breakout cables separately. This is a minor inconvenience given the overall value and performance of the controller itself.
If you need a reliable 8-port controller for a TrueNAS or Unraid build this model offers the best balance of features and price. It is highly recommended for anyone looking to expand their storage array efficiently.
Broad Compatibility with Storage OS
It is explicitly designed for ZFS FreeNAS TrueNAS and Unraid making it a safe choice for open source storage projects.
Scalable Expansion Options
You can attach eight drives directly or use an external SAS expander to connect many more drives for large arrays.
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2. SAS HBA Card Compatible with LSI 9300-8i & D3307 IT Mode HBA Controller – Best Budget Hba Card for NAS Drive Expansion
SAS HBA Card Compatible with LSI 9300-8i & D3307 IT Mode HBA Controller
D3307 LSI 9300-8i
12Gb/s SAS Speed
PCIe 3.0 x8
Non-Raid IT Mode
This controller offers exceptional value for builders on a budget without sacrificing essential performance features. It is compatible with the D3307 and LSI 9300-8i classes and operates in IT mode for direct drive access.
Pros
- Excellent customer rating
- Affordable price point
- Supports ZFS and Unraid
- Fast data transfer speeds
- Compact internal connectors
Cons
- No cables included
- Requires external expansion for large arrays
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It uses a PCIe 3.0 x8 interface to deliver SAS speeds of up to 12Gb/s which is more than enough for multiple SATA or SAS drives. The card supports popular NAS operating systems like ZFS FreeNAS and Unraid out of the box.
Buyers should note that this unit does not come with any breakout cables so you will need to source them separately. However given the low price the savings often offset the cost of buying cables independently.
For home lab enthusiasts or small office users who need a simple 8-port expansion this is a highly recommended budget option. Just ensure you have the necessary cables to connect your drives properly.
Perfect for Home Labs
Its support for Proxmox and ESXi passthrough makes it ideal for virtualized home lab environments.
Direct Drive Access
The IT Mode firmware ensures that the host OS sees each drive individually for software RAID management.
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3. SAS HBA Card Compatible with LSI 9211-8i & 9300-8i IT Mode with SATA Cables – Reliable 8-Port Hba Card for NAS Drive Expansion
SAS HBA Card Compatible with LSI 9211-8i & 9300-8i IT Mode with SATA Cables
LSI 9211-8i 9300-8i
Broadcom SAS3008 Controller
12Gb/s SAS Transfer
Includes SATA Cables
This controller is notable for its compatibility with both the 9211-8i and 9300-8i chipsets offering flexibility in system building. It comes preconfigured for IT mode to ensure seamless integration with ZFS and TrueNAS environments.
Pros
- Dual chipset compatibility
- Includes SATA breakout cables
- 12Gb/s transfer rate
- Supports ZFS TrueNAS
- PCIe 3.0 x8
Cons
- SAS cables not included
- Rating slightly lower than competitors
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It delivers up to 12Gb/s SAS data transfer rates and connects via PCIe 3.0 x8 providing stable performance for storage arrays. The package includes two Mini-SAS HD to four SATA cables which simplifies the initial setup for SATA users.
Similar to other models in this category if you plan to connect SAS drives you will need to purchase specific SAS breakout cables separately. The cables included are designed specifically for SATA drives and will not work with SAS units.
This is a solid choice for those who need an 8-port solution and want to avoid the hassle of finding the right cables immediately. It offers a good mix of legacy and modern compatibility for diverse NAS builds.
Legacy and Modern Support
Supporting both 9211 and 9300 series makes it versatile for systems with different generation drives.
Included Accessories
The inclusion of SATA cables reduces the total cost of ownership for standard SATA storage builds.
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4. LSI 9300-16i 16-Port 12Gb/s SAS Controller HBA Card with P16 IT Mode for ZFS TrueNAS unRAID – High Density Hba Card for NAS Drive Expansion
LSI 9300-16i 16-Port 12Gb/s SAS Controller HBA Card with P16 IT Mode for ZFS TrueNAS unRAID
16-Port Connectivity
LSI 9300-16i
P16 IT Mode
12Gb/s SAS Speed
For users who need to connect more than eight drives directly this 16-port controller is an excellent upgrade path. It is based on the LSI 9300-16i chipset and ships with P16 IT Mode firmware for direct disk passthrough.
Pros
- Double the ports of 8-port
- High transfer speeds
- Designed for ZFS Unraid
- IT Mode firmware
- Scalable storage solution
Cons
- Higher cost than 8-port
- Requires more PCIe slot space
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It maintains the 12Gb/s SAS transfer speed standard ensuring that adding more drives does not bottleneck performance. This card is specifically marketed for ZFS TrueNAS and unRAID systems which benefit from seeing drives individually.
While it provides double the connectivity of the standard 8-port models it may require a full height bracket and more physical space in the chassis. Ensure your motherboard has a suitable PCIe 3.0 x8 slot to support this card properly.
This model is ideal for power users building large storage arrays that need high bandwidth and direct access. It removes the need for multiple cards or external expanders for mid-sized to large NAS setups.
Maximum Direct Connectivity
With 16 ports you can connect a large number of drives directly without needing external expanders.
Optimized for ZFS
The IT Mode firmware ensures ZFS can manage each disk independently for better data integrity.
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5. Flashed Original LSI 9211-8i P20 IT Mode for ZFS FreeNAS unRAID 6Gbps SAS HBA – Trusted Legacy Hba Card for NAS Drive Expansion
Flashed Original LSI 9211-8i P20 IT Mode for ZFS FreeNAS unRAID 6Gbps SAS HBA
LSI 9211-8i Controller
P20 IT Mode Firmware
6Gbps SAS Data Rate
Ventilated Bracket
The LSI 9211-8i is a legendary controller in the NAS community and this unit comes flashed to the stable P20 IT Mode firmware. It is a reliable choice for those who value proven stability over the latest generation speed.
Pros
- Proven reliable chipset
- P20 firmware ready
- High customer satisfaction
- Includes ventilated bracket
- Supports SATA and SAS
Cons
- 6Gbps speed older standard
- No cables included
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It operates at 6Gbps which matches SATA 3 speeds perfectly and is fully backward compatible with older SAS drives. The package includes a ventilated standard full height bracket which helps with airflow in the chassis.
While it lacks the 12Gb/s speed of newer models it is often sufficient for multi-drive SATA setups where the bottleneck is the drive itself. The P20 firmware ensures it works seamlessly with TrueNAS and Unraid without further flashing.
If you are building a system based on SATA drives this card offers excellent value and reliability. It is a solid option for those who want a hassle-free setup with known working firmware.
P20 Firmware Ready
The card comes pre-flashed to P20 so you can install it and start using it immediately.
Proven Reliability
The 9211-8i series has a long track record of stability in home and enterprise NAS environments.
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6. Highpoint Technologies RocketRAID 2840C PCIe 3.0 x8 16-Port 6Gb/s SAS/SATA RAID Controller – Versatile Hba Card for NAS Drive Expansion
Highpoint Technologies RocketRAID 2840C PCIe 3.0 x8 16-Port 6Gb/s SAS/SATA RAID Controller
16-Port SAS/SATA
PCIe 3.0 x8
RAID 0 1 5 6
Windows macOS Linux
This controller offers hardware RAID capabilities alongside JBOD modes making it versatile for different storage management styles. It features 16 ports via four SFF-8643 connectors allowing connection of multiple SAS or SATA drives.
Pros
- 16-port capacity
- Hardware RAID support
- Cross OS compatibility
- Management suite included
- Supports multiple OS
Cons
- Rating lower than competitors
- Higher price point
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It is designed to work across Windows macOS and Linux with a comprehensive management suite for monitoring and configuration. This cross platform support is useful for environments where the storage server OS might change or be shared.
The hardware RAID features are helpful for those who prefer built-in redundancy without relying on software RAID. However users focused on ZFS should disable RAID and use JBOD mode to let the OS manage the drives.
This card is suitable for users who need hardware RAID options or a wide range of supported operating systems. It provides a full 16-port solution with robust management tools for professional setups.
Cross Platform Support
It supports Windows macOS and Linux with a management suite for easy configuration across systems.
Hardware RAID Options
Users can utilize RAID 0 1 5 or 6 for hardware level data protection if needed.
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7. HBA Card Compatible with LSI 9300-8i/D3307 IT Mode PCIe SATA Expansion Card – Efficient 8-Port Hba Card for NAS Drive Expansion
HBA Card Compatible with LSI 9300-8i/D3307 IT Mode PCIe SATA Expansion Card
LSI 9300-8i D3307
PCIe 3.0 x8
Direct attach 8 drives
ZFS TrueNAS Ready
This card is another excellent entry in the affordable LSI 9300-8i compatible family offering high performance for the price. It operates in IT Mode which is essential for software RAID setups like TrueNAS and ZFS.
Pros
- Affordable price
- IT Mode firmware
- PCIe 3.0 x8
- Supports 8 drives
- Easy to expand
Cons
- No cables included
- Requires external expander for more ports
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It uses a PCIe 3.0 x8 interface to ensure sufficient bandwidth for multiple high speed drives. The card can attach up to eight drives directly and can be expanded further with an external SAS expander for larger arrays.
The card is marketed specifically for ZFS FreeNAS Unraid and virtualization platforms like Proxmox and ESXi. It ensures that guests in a virtualized environment can access the storage passes directly through the card.
This is a great choice for users who want a simple expandable solution without paying extra for features they do not need. Just ensure you purchase the correct breakout cables for your drive type.
Virtualization Friendly
Its design supports ESXi passthrough making it easy to pass storage to virtual machines.
Expandability
You can connect eight drives directly and add an expander later to grow your storage array.
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8. SAS HBA Card Compatible with LSI 9207 9300-8i IT Mode with SAS Cables – Best Cable Included Hba Card for NAS Drive Expansion
SAS HBA Card Compatible with LSI 9207 9300-8i IT Mode with SAS Cables
LSI 9207 9300-8i
SAS3008 Controller
Includes SAS Cables
12Gb/s SAS Transfer
This controller stands out because it includes SAS breakout cables which are often harder to find than SATA ones. It is compatible with the LSI 9207 and 9300-8i and operates in IT mode for direct disk passthrough.
Pros
- Includes SAS breakout cables
- Compatible with 9207
- IT Mode firmware
- Fast 12Gb/s speeds
- High customer rating
Cons
- SATA cables sold separately
- Requires specific SAS drive type
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It supports transfer speeds up to 12Gb/s for SAS and 6Gb/s for SATA providing high performance for enterprise or large drives. The included cables are SFF-8643 to SFF-8482 which are the correct standard for SAS drives.
Users connecting SATA drives will need to source separate breakout cables since the included ones are for SAS only. This makes it a specialized but convenient choice for those who are using SAS drives in their array.
For users who specifically plan to use SAS drives this is one of the most convenient options available. The included cables save time and ensure you have the correct connectors right out of the box.
SAS Ready Out of Box
The included SAS cables make setup easier for users building a SAS drive array.
Dual Compatibility
Support for both 9207 and 9300-8i provides flexibility in controller choice.
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9. LSI SAS 9300-8i 8-Port 12Gb/s HBA Card IT Mode StorageTekPro Flashed for ZFS FreeNAS unRAID – Best Premium Hba Card for NAS Drive Expansion
LSI SAS 9300-8i 8-Port 12Gb/s HBA Card IT Mode StorageTekPro Flashed for ZFS FreeNAS unRAID
LSI 9300-8i Model
StorageTekPro Flashed
8-Port Connectivity
12Gb/s SAS Speed
This card is flashed by StorageTekPro a trusted vendor in the NAS community ensuring firmware integrity and stability. It is an LSI 9300-8i model operating in IT Mode to support ZFS and FreeNAS environments effectively.
Pros
- StorageTekPro verified flash
- High performance
- ZFS FreeNAS ready
- 8-port capacity
- Reliable enterprise grade
Cons
- Higher price
- No cables included
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The card delivers 12Gb/s SAS speeds which is ideal for modern drive arrays. It is marketed specifically for storage users who want a verified flash to avoid the complexities of flashing firmware themselves.
While it does not include cables the verified flash and enterprise grade build quality justify the premium price. It is a choice for those who value peace of mind and professional support over saving a small amount.
If you want a top tier card that works flawlessly with ZFS and requires no extra configuration work this is an excellent option. It ensures you are starting with a fully tested and verified controller.
Verified Flash Quality
StorageTekPro is known for reliable flashing services ensuring the card is ready for production use.
High Performance
The 12Gb/s speed ensures your storage system keeps up with fast SSDs and HDDs.
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10. SAS HBA Card Compatible with LSI 9300-8i IT Mode, 8-Port, SAS3008 PCIe 3.0 x8, 2X SFF-8643 Breakout Cables, HBA Controller for ZFS TrueNAS unRAID NAS – Complete Kit Hba Card for NAS Drive Expansion
SAS HBA Card Compatible with LSI 9300-8i IT Mode, 8-Port, SAS3008 PCIe 3.0 x8, 2X SFF-8643 Breakout Cables, HBA Controller for ZFS TrueNAS unRAID NAS
LSI 9300-8i Compatible
SAS3008 Controller
Includes SFF-8643 Cables
12Gb/s SAS Speed
This product is designed as a complete kit including the controller and necessary breakout cables for quick deployment. It is compatible with the LSI 9300-8i and comes prepped for IT Mode to support ZFS and TrueNAS.
Pros
- Includes breakout cables
- ZFS TrueNAS Unraid ready
- PCIe 3.0 x8
- High transfer speeds
- Complete setup kit
Cons
- Cable type may vary
- Higher cost than bare card
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It uses the SAS3008 controller to deliver 12Gb/s performance and connects via PCIe 3.0 x8 ensuring stability. The inclusion of Mini-SAS to SATA breakout cables makes it ready to connect SATA drives immediately without extra steps.
Buyers should verify the exact cable types included to ensure they match their drive connectors. The card offers excellent performance and convenience making it a strong option for first time NAS builders.
This is a great choice for users who want an all-in-one solution to get their NAS running quickly. The included cables and clear targeting of NAS systems simplify the installation process.
All-in-One Solution
The kit includes cables to simplify setup for users building their first NAS system.
NAS Focused
It is explicitly marketed for ZFS TrueNAS and unRAID ensuring software compatibility.
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Buying Guide – How to Choose the Best Hba Card for NAS Drive Expansion
Choosing the right HBA card involves balancing port count, chipset performance, and firmware mode. This guide covers the key factors to consider for your specific NAS build.
Chipset Compatibility
Look for controllers based on LSI or Broadcom chipsets such as the 9300-8i 9211-8i or 9207. These are widely supported and offer stable performance in NAS environments.
Prioritize models that are explicitly listed as compatible with your NAS OS like TrueNAS or Unraid to ensure driver support.
Firmware Mode
For software RAID systems like ZFS you need a card that operates in IT Mode. This allows the host OS to see each drive individually rather than through a RAID controller.
Avoid RAID firmware cards unless you intend to use hardware RAID. Verify that the card is flashed to IT Mode before purchase to avoid complex flashing processes.
Port Count
Determine how many drives you plan to connect directly. Most cards offer 8 or 16 ports. An 8-port card is often sufficient for smaller builds while 16-port supports larger arrays.
Ensure your chassis has enough drive bays to accommodate the number of ports you select. You can always expand via an external expander if needed.
Cable Inclusion
Check whether the card comes with breakout cables. Some include SATA cables while others include SAS cables. This can save you money and ensure you have the correct connectors.
If cables are not included you must verify that you can source the correct SFF-8643 to SATA or SAS cables separately to connect your drives.
Transfer Speed
Newer cards offer 12Gb/s SAS transfer speeds while older models may be limited to 6Gb/s. Ensure the card supports speeds that match your drives to avoid bottlenecks.
Most modern SATA drives are limited to 6Gb/s so a 12Gb/s card ensures you have headroom for performance and future upgrades.
Interface
All recommended cards use PCIe 3.0 x8 interfaces. This provides sufficient bandwidth for high speed storage arrays and ensures compatibility with modern motherboards.
Check your motherboard to ensure you have a free PCIe x8 or larger slot available for installation.
Virtualization Support
If you run virtual machines you need a card that supports passthrough. Most IT Mode cards work well with Proxmox and ESXi for direct guest access.
Verify that the card can be passed through reliably to guests to ensure high performance virtualized storage.
Budget
Prices vary based on brand reliability and included accessories. Budget models may save you money but could lack included cables or verified flashing.
Invest in a card with a good reputation and verified firmware to ensure long term reliability and peace of mind.
How to Use and Care for Your Hba Card for NAS Drive Expansion
Install the card securely in a PCIe 3.0 x8 slot and connect your drives using the appropriate breakout cables. Ensure the cables are fully seated to avoid connection drops.
If the card has RAID firmware you may need to flash it to IT Mode. Follow trusted guides or purchase a pre-flashed card to avoid bricking the controller.
Regularly monitor drive health and controller logs to ensure stability. Keep firmware updated and keep the system well ventilated to prevent overheating.
Frequently Asked Questions
Do I need to flash the firmware myself?
Many cards are sold pre-flashed in IT Mode. If you purchase a card with RAID firmware you will need to flash it using a utility like megaraid. Buying a pre-flashed card saves time and complexity.
What is the difference between IT and RAID mode?
IT Mode allows the OS to see each drive individually which is required for ZFS and software RAID. RAID Mode hides individual drives behind a hardware controller which is not ideal for NAS software.
Can I use this card with ZFS?
Yes. You need a card in IT Mode for ZFS to manage the drives directly. All recommended controllers support ZFS when properly configured.
Are SAS and SATA cables interchangeable?
No. SAS connectors have extra pins and are physically different from SATA connectors. You must use SFF-8643 to SATA cables for SATA drives and SFF-8643 to SFF-8482 for SAS drives.
How many drives can I connect?
Most 8-port cards support up to eight direct drives. You can expand further using a SAS expander to connect dozens of drives if your system supports it.
Do I need a specific motherboard?
You need a motherboard with an available PCIe 3.0 x8 or larger slot. Most modern motherboards support this standard so compatibility is rarely an issue.
Does this work with TrueNAS?
Yes. These cards are designed for TrueNAS and Unraid. Ensure the firmware is in IT Mode for the system to detect the drives correctly.
Final Thoughts on Choosing the Best Hba Card for NAS Drive Expansion
The best choice depends on your drive count and budget. The 8-port 9300-8i models offer the best balance for most home and small business NAS setups.
Prioritize a card that is pre-flashed to IT Mode and has a trusted brand reputation. This ensures you can get your storage array running without technical hurdles.
Remember that prices and stock fluctuate so check current listings before purchasing. Investing in a reliable controller is a smart step for long term storage reliability.