MRA304 1U to 3.5”SATA/SAS 4Bay Module
MRA304 1U to 3.5" SATA/SAS 4Bay Module MRA304 is designed for standard industrial chassis 1U~4U, it fully utilizes 1U space by expanding 4 x 3.5" SATA HDD. With patented NSS connector supports 50,000 times hot swap and Tool-Free design. Interface: SATA 7+15 PIN No PCBA / No LED function |
![]() |

3.5" HDD 4bay module designs to fit in 1U case It can be stacked to 2U ~ 4U rackmount With screw-less and tool-free design, you could change the HDD rapidly. Metal front provides a better quality look Lock function for more security Patented NSS SAS connector supports 50,000 times hot swap. MRA304-SATA 3.5” SATA/SAS * 1U4Bay Module with PCBA
MRA304-Mini SAS 3.5” SATA/SAS * 1U4Bay Module with PCBA
|
![]() |
Product front/back view
Product specification

Product specification
Model No. : | MRA304 |
Model name | 1U to 3.5" SATA/SAS 4Bay Module |
Type of HDD | All 3.5" SATA/SAS I\II\III HDD |
Product Color | Black |
Product Size | 200.5 *415.9 *39 mm |
Material | SUS301+ABS+Metal |
Hot Swappable | Support |
Swaping Guarantee Cycle | Quarantee HDD hot swap cyle upto 50,000 times |
LED | Blue-Power, Red-Access |
Interface |
MRA304S: SATA 7+ Molex 4 PIN, with LED function MRA304Min-SAS : SFF8087 |
Product weight | 1960g |
Working Environment | 0 ~ 50°C |
Operating System | Windows / Mac |
Accessory | key*2 |
Application | Fit in 1U~4U rackmount |