ACP-4020: Compact 4U Rackmount Chassis for Half-size SBC or ATX/MicroATX Motherboard

ACP-4020

ACP-4020BP-50B

ACP-4020MB-30B

ACP-4020MB-50B

Form Factor 

Form Factor

4U Rackmount

4U Rackmount

4U Rackmount

Drive Bay 

Slim ODD

1

1

1

2.5" Internal

1

1

1

3.5 External Bay

2

2

2

Cooling

Fan

2 (9 cm / 52 CFM)

2 (9 cm / 52 CFM)

2 (9 cm / 52 CFM)

Air Filter

Yes

Yes

Yes

Front I/O Interface 

USB 3.0

2

2

2

Environment 

Operating Temperature

0 ~ 40° C (32 ~ 104° F) (Operational humidity: 40° C @ 85% RH Non-Condensing)

0 ~ 40° C (32 ~ 104° F) (Operational humidity: 40° C @ 85% RH Non-Condensing)

0 ~ 40° C (32 ~ 104° F) (Operational humidity: 40° C @ 85% RH Non-Condensing)

Non-Operating Temperature

-20 ~ 60° C (-4 ~ 140° F) and 40° C @ 95% RH Non-Condensing

-20 ~ 60° C (-4 ~ 140° F) and 40° C @ 95% RH Non-Condensing

-20 ~ 60° C (-4 ~ 140° F) and 40° C @ 95% RH Non-Condensing

Operating Shock

10 G (with 11 ms duration, half sine wave)

10 G (with 11 ms duration, half sine wave)

10 G (with 11 ms duration, half sine wave)

Operating Vibration (5 ~ 500 Hz)

1 Grms

1 Grms

1 Grms

Non-Operating Vibration (5 ~ 500 Hz)

2 G

2 G

2 G

Mechanical 

Dimension (W x H x D)

482 x 177 x 348 mm (19'' x 7.0'' x 13.7'')

482 x 177 x 348 mm (19'' x 7.0'' x 13.7'')

482 x 177 x 348 mm (19'' x 7.0'' x 13.7'')

Weight (Net)

8.5 kg (18.7 lb)

8.5 kg (18.7 lb)

8.5 kg (18.7 lb)

Miscellaneous 

LED Indicators

Power, HDD, temperature, fan, LAN1, and LAN2

Power, HDD, temperature, fan, LAN1, and LAN2

Power, HDD, temperature, fan, LAN1, and LAN2

Rear Panel

One 9-pin D-Sub opening

Five 9-pin D-Sub and one 25-pin D-Sub openings

Five 9-pin D-Sub and one 25-pin D-Sub openings

Intelligent System Module 

Remote Monitoring

CPU/System fan speed, CPU/System temperature

CPU/System fan speed, CPU/System temperature

CPU/System fan speed, CPU/System temperature

Power Supply 

Power Supply

500W (Single)

300W (Single)

500W (Single)

System Monitoring 

System Monitoring

Chassis intrusion switch

Chassis intrusion switch

Chassis intrusion switch