Silverstone RM21-304 mATX 2U 4 Bay Rackmount Case
Silverstone RM21-304 mATX 2U 4 Bay Rackmount Case
- Brand: Silverstone
- MPN: SST-RM21-304
- Part #: CHASVT1005216
- UPC: 844761014537
- Brand: Silverstone
- MPN: SST-RM21-304
- Part #: CHASVT1005216
- UPC: 844761014537
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Features
SilverStone's RM21-304 is a high performance storage server chassis designed for the professional storage environment. It is equipped with hard drive trays compatible with 2.5" or 3.5" drives and has fan assembly with motherboard support for up to Micro-ATX form factor. There are also flexible mounts to accommodate most 2U single / 2U redundant server, PS2 (ATX) power supplies. RM21-304 also has ergonomic, tool-less rail designs for easy rackmount integration. With an overall package designed for maximizing efficiency, flexibility, and durability, the RM21-304 is a great choice for professionals or data center engineers looking to build a storage server.
- Backplane support for 4 port SAS / SATA drives and 12 Gb/s Mini-SAS SFF-8087***
- Supports four 2.5" / 3.5" SAS/SATA HDD / SSD
- Includes three 80 x 15mm PWM fans
- Independent drive status LED
- Supports Micro ATX motherboards
- Supports four low profile PCI / PCIe slots
- Auto lock handle design easily secures to rackmount cabinet without screws
Design and Build Quality
The SilverStone RM21-304 is engineered for professional storage environments that demand robust performance and reliability. Its construction is focused on maximizing durability, featuring an ergonomic design and tool-less rail system for effortless rackmount integration. The tool-free rails allow easy installation and removal from racks, reducing downtime for maintenance or upgrades. The overall robust chassis ensures that sensitive server components are protected, while still enabling efficient cable management and airflow.
Drive Support and Compatibility
One of the standout features of the RM21-304 is its versatile hard drive support. The chassis comes with trays compatible with both 2.5-inch and 3.5-inch SAS or SATA drives, making it adaptable for a variety of storage setups. It supports up to four hot-swappable drives, while the integrated backplane offers up to four ports for SAS/SATA connectivity with support for advanced 12 Gb/s Mini-SAS SFF-8087. Independent drive status LEDs offer at-a-glance monitoring of drive health, ensuring administrators can quickly identify and address any issues.
Efficient Cooling System
Cooling is a critical aspect of any server chassis, and the RM21-304 excels in this area. It includes three 80 x 15mm PWM fans that provide ample airflow across all drives and motherboard components. The fans support pulse width modulation, enabling dynamic speed adjustment based on thermal requirements. This ensures that the system runs efficiently, minimizing noise during light loads while providing robust cooling under heavy usage.
Motherboard and Expansion Slot Support
The RM21-304 is designed to accommodate Micro-ATX motherboards, providing flexibility for a range of server builds. It also features four low-profile PCI or PCIe expansion slots, which can be outfitted with RAID cards, networking expansion, or other add-on cards. This expandability makes it a solid choice for data centers and IT environments looking to tailor their server hardware to meet specific requirements.
Power Supply and Security Features
Power supply flexibility is another advantage of this chassis, with support for 2U single, 2U redundant server, and standard PS2 (ATX) power supplies. The auto-lock handle design provides a secure fit into standard rackmount cabinets without the need for additional screws, streamlining deployment in professional environments. This efficient and secure setup enhances the reliability and convenience for system administrators and reduces installation time.
Specifications
Reviews
Accessories
Delivery & Pick-up
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The estimated time to ship for each product we sell is detailed on the individual product page just underneath the price. From when your items ship, products typically arrive within 1-2 working days for North Island deliveries and 2-3 working days for South Island deliveries. Rural deliveries may take an extra working day. Bulk & hazard deliveries may take an extra 2-4 working days.
Next Day Delivery
Need your order in a hurry? PB Tech offers next day delivery for local Auckland addresses. Simple place your order before 4pm (provided your items are in stock) and select our next day delivery option in the checkout. T&C's apply. Learn more about Next Day Delivery.
Same Day Delivery
Need your order in a hurry? PB Tech offers same day delivery for Auckland, Hamilton, Wellington and Christchurch. Simple place your order before 1pm (provided your items are in stock) and select one of our same day delivery options 'Evening Delivery' or 'Urgent 3-hour Delivery' in the checkout. T&C's apply. Learn more about Same Day Delivery.
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Shipping costs vary based on your location and the items being shipped and in some cases shipping may even be FREE.
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You can pick-up your online order from any of our stores nationwide. You can select which store you want to pick up from at the checkout. Provided the store you select has stock and there's no hold-ups with payment we will have your order ready within 1 hour (during normal trading hours for that store) otherwise it may take up to 5 working days to transfer the stock to the store so your order can be fulfilled. Learn more about our Click & Collect process.
Overseas Shipments
PB Tech regularly ships overseas to Australia and beyond. If you are located in Australia, you can order directly from our Australian site www.pbtech.com/au. If you are from another country you can order from www.pbtech.com
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Silverstone RM21-304 mATX 2U 4 Bay Rackmount Case
- Brand: Silverstone
- MPN: SST-RM21-304
- Part #: CHASVT1005216
- UPC:844761014537
Product URL: https://www.pbtech.co.nz/product/CHASVT1005216/Silverstone-RM21-304-mATX-2U-4-Bay-Rackmount-Case
| Branch | New Stock | On Display |
|---|---|---|
| Auckland - Albany | 0 | |
| Auckland - Glenfield | 0 | |
| Auckland - Queen Street | 0 | |
| Auckland - Auckland Uni | 0 | |
| Auckland - Westgate | 0 | |
| Auckland - Penrose | 0 | |
| Auckland - Henderson (Express) | 0 | |
| Auckland - St Lukes | 0 | |
| Auckland - Manukau | 0 | |
| Hamilton | 0 | |
| Tauranga | 0 | |
| New Plymouth | 0 | |
| Palmerston North | 0 | |
| Petone | 0 | |
| Wellington | 0 | |
| Auckland - Head Office | 30+ | |
| Auckland - East Tamaki Warehouse | 0 | |
| Christchurch - Hornby | 0 | |
| Christchurch - Christchurch Central | 0 | |
| Dunedin | 0 |
Features
SilverStone's RM21-304 is a high performance storage server chassis designed for the professional storage environment. It is equipped with hard drive trays compatible with 2.5" or 3.5" drives and has fan assembly with motherboard support for up to Micro-ATX form factor. There are also flexible mounts to accommodate most 2U single / 2U redundant server, PS2 (ATX) power supplies. RM21-304 also has ergonomic, tool-less rail designs for easy rackmount integration. With an overall package designed for maximizing efficiency, flexibility, and durability, the RM21-304 is a great choice for professionals or data center engineers looking to build a storage server.
- Backplane support for 4 port SAS / SATA drives and 12 Gb/s Mini-SAS SFF-8087***
- Supports four 2.5" / 3.5" SAS/SATA HDD / SSD
- Includes three 80 x 15mm PWM fans
- Independent drive status LED
- Supports Micro ATX motherboards
- Supports four low profile PCI / PCIe slots
- Auto lock handle design easily secures to rackmount cabinet without screws
Design and Build Quality
The SilverStone RM21-304 is engineered for professional storage environments that demand robust performance and reliability. Its construction is focused on maximizing durability, featuring an ergonomic design and tool-less rail system for effortless rackmount integration. The tool-free rails allow easy installation and removal from racks, reducing downtime for maintenance or upgrades. The overall robust chassis ensures that sensitive server components are protected, while still enabling efficient cable management and airflow.
Drive Support and Compatibility
One of the standout features of the RM21-304 is its versatile hard drive support. The chassis comes with trays compatible with both 2.5-inch and 3.5-inch SAS or SATA drives, making it adaptable for a variety of storage setups. It supports up to four hot-swappable drives, while the integrated backplane offers up to four ports for SAS/SATA connectivity with support for advanced 12 Gb/s Mini-SAS SFF-8087. Independent drive status LEDs offer at-a-glance monitoring of drive health, ensuring administrators can quickly identify and address any issues.
Efficient Cooling System
Cooling is a critical aspect of any server chassis, and the RM21-304 excels in this area. It includes three 80 x 15mm PWM fans that provide ample airflow across all drives and motherboard components. The fans support pulse width modulation, enabling dynamic speed adjustment based on thermal requirements. This ensures that the system runs efficiently, minimizing noise during light loads while providing robust cooling under heavy usage.
Motherboard and Expansion Slot Support
The RM21-304 is designed to accommodate Micro-ATX motherboards, providing flexibility for a range of server builds. It also features four low-profile PCI or PCIe expansion slots, which can be outfitted with RAID cards, networking expansion, or other add-on cards. This expandability makes it a solid choice for data centers and IT environments looking to tailor their server hardware to meet specific requirements.
Power Supply and Security Features
Power supply flexibility is another advantage of this chassis, with support for 2U single, 2U redundant server, and standard PS2 (ATX) power supplies. The auto-lock handle design provides a secure fit into standard rackmount cabinets without the need for additional screws, streamlining deployment in professional environments. This efficient and secure setup enhances the reliability and convenience for system administrators and reduces installation time.
Specifications
Model No.
SST-RM21-304
Chassis form factor
2U
Motherboard
Micro ATX (9.6" x 9.6")
Mini-ITX (6.7" x 6.7")
Main metal thickness
1mm
HDD backplane
backplane power:
4 ports SAS / SATA to Mini-SAS SFF-8087 x 1
4-Pin peripheral x 2
Connector interface:
SAS-1 / SAS-2 / SAS-3
SATA-1 / SATA-2 / SATA-3
Drive Support
External: 3.5" or 2.5" HDD/SSD hot-swap x 4
Internal: 3.5" x 1, 2.5" x 1 (up to 15mm), slim optical x 1 (up to 12.7mm)
Limitation of CPU cooler
68mm
Expansion Slot
Low profile PCI / PCIe x 4
Power Supply
2U single or 2U redundant / PS2 (ATX) up to 220mm deep and 86.3mm height (not included)
Front I/O Port
USB 2.0 x 1, USB 3.1 Gen 1 Type-A x 1**
Front buttons
Power On / Off, system reset
LED Indicators
Chassis :
Power LED x 1: Blue
HDD Access x 1: Green
LAN LED x 2: Green
HDD Tray :
HDD Power LED x 8: Yellow
HDD Access x 8: Blinking green
Dimension
430mm (W) x 88.5mm (H) x 480mm (D)
18.3 Liters
Net Weight
6.3 kg
Note
**RM21's USB internal cable is 800mm long, so if you are connecting an external enclosure to the USB 3.1 port, we recommend using it with shorter cables to prevent performance loss.
***Mini-SAS HD (SFF8643) to Mini-SAS (SFF8087) cable and 12 Gb/s SAS HD card required for 12 Gb/s performance. (e.g. SilverStone CPS06 & ECS05)
