1756-PB75RK

Product ID:227390
Updated: 2026/7/14
Rockwell Automation 1756-PB75RK

Key Features

  • 11. Redundant Configuration: The 1756-PB75RK is designed with a redundant configuration, ensuring that if one power supply fails, the other can accommodate the entire load without disrupting the system.;
  • 22. High Power Output: With a maximum power output of 75W, this power supply is capable of handling demanding applications, providing consistent power to your ControlLogix system.;
  • 33. Low Hold-Up Time: The 20ms hold-up time ensures that the system remains operational for a short period after a power failure, preventing data loss and ensuring smooth transition.;
  • 44. Robust DC Input Voltage: The power supply operates on a robust DC input voltage range of 18-32V, making it versatile for various industrial applications.;
  • 55. Compact Design: The compact dimensions (145mm x 175mm x 137mm) and lightweight design (1.45 kg) make it easy to integrate into any industrial setup, saving space and reducing installation complexity.

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Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Dimension Unit
CM
Weight Unit
KG
Stock Status
STOCKED
Dimension Length
19.05
Dimension Width
19.05
Lead Time
5
Dimension Height
24.13
Quick Turnaround
false
Preferred Availability
false
Repairable
REPAIRABLE
Voltage variation
IEC 61000-4-29: 10 ms interruption on DC supply ports, 60% dips for 100 ms on DC supply ports, 100% dips for 50 ms on DC supply ports, ±20% fluctuations for 15 min on DC supply ports, 5 s interruptions on DC supply ports
Operating temperature
0 to 60 °C
Shock
Operating: 30 G
Relative humidity
5...95% noncondensing
Vibration
2 G @ 10...500 Hz
Conductor screw torque
0.565 nm
Rockwell tire and rubber rated
No
ISAGX
No
Weight
1.737
Enclosure type rating
None (open-style)
Depth
137 mm
Height
175 mm
Width
145 mm
Pilot duty rating
Annunciator - not rated
Redundancy capable
No
Type of output voltage
DC
Suitable for safety functions
No
Wire size
Power: 2.5 mm2 (14 AWG) solid or stranded copper wire rated at 90 °C (194 °F), or greater, 1.2 mm (3/64 in.) insulation max, Annunciator: 0.25…2.5 mm2 (22 AWG) solid or stranded copper wire rated at 90 °C (194 °F), or greater, 1.2 mm (3/64 in.) insulat
Hold-up time
20 ms
Wire category
3 - on annunciator ports, 1 - on power ports, 3 - on 1756-CPR2 connections
Annunciator power
90V DC for ATEX/IECEx
Power output, max
75 W @ 0...60 °C (32...140 °F)
Current capacity
4A @ 3.3V DC
Input power, max
110 W
Inrush current, max
30 A
Input voltage, nom
24V DC
Input voltage at DC
18 V
Output voltage at DC
5.1 V
Power output
75 W
Type of voltage (input voltage)
DC
Redundant Configuration
Yes
Output Voltage and Current
5V DC @ 13A, 3.3V DC @ 4A, 1.2V DC @ 1.5A, 24V DC @ 2.8A
Connection Cables
1756-CPR2

Specifications may be subject to change without notice

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