Rockwell 1756-PA72C Control System DC Power Supply Module

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Brand model: Rockwell
Product Name: 1756-PA72C
Warranty: 1 year
Size: 14.0 cm × 11.2 cm × 14.5 cm (5.51 in × 4.41 in × 5.71 in)
Weight: 2kg
Status: New/Used

Categories: Rockwell

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Description
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Description

Rockwell 1756-PA72C Control System DC Power Supply Module

Designed with industrial ruggedness in mind, the Rockwell 1756-PA72C ensures stable power delivery even amidst voltage fluctuations and environmental challenges common in factory floors. Its compact form factor and seamless integration with ControlLogix chassis make it a preferred choice for system integrators seeking reliable power solutions without compromising on space or compatibility.

Label	Specification
Model Number	1756-PA72C
Brand	Rockwell Automation (Allen-Bradley)
Type	ControlLogix AC Input Power Supply
Input Voltage	85-265V AC, 47-63 Hz
Output Voltage & Current	5V DC @ 10A; 3.3V DC @ 4A; 1.2V DC @ 1.5A; 24V DC @ 1.75A
Total Output Power	72W
Efficiency Rating	93%
Operating Temperature	0°C to 60°C (32°F to 140°F)
Storage Temperature	-40°C to 85°C (-40°F to 185°F)
Mounting	Single slot in ControlLogix chassis (1756-A series compatible)
Dimensions	14.0 cm × 11.2 cm × 14.5 cm (5.51 in × 4.41 in × 5.71 in)
Weight	Approximately 0.95 kg (2.10 lb)
Shipping Weight	2 kg
Protection Features	Overload protection, over-temperature protection
Certifications	CE, c-UL-us (industrial standards compliance)
Humidity Resistance	5% to 95% non-condensing
Vibration Resistance	2 g @ 10-500 Hz

The Rockwell 1756-PA72C incorporates several engineering advancements that ensure reliable power management in industrial environments. Its multi-output design provides precisely regulated voltages (5V, 3.3V, 1.2V, and 24V) to meet the diverse power requirements of ControlLogix components, eliminating the need for multiple dedicated power supplies and simplifying system architecture.

Compatible and Related Models

1756-A10 – 10-slot ControlLogix chassis that houses the Rockwell 1756-PA72C and associated modules.
1756-L73 – Mid-range ControlLogix controller powered by the Rockwell 1756-PA72C in standard applications.
1756-ENBT – Ethernet/IP communication module that shares power from the Rockwell 1756-PA72C within the chassis.
1756-PSCA2 – Power supply chassis adapter compatible with systems using the Rockwell 1756-PA72C.
1756-PA75R – Redundant AC power supply alternative for applications requiring fault-tolerant power.
1756-PB72 – DC-input counterpart to the Rockwell 1756-PA72C for systems with direct DC power sources.
1756-RM-A – Redundancy module that works with redundant power supplies (not directly compatible with 1756-PA72C in redundant configurations).