A-B 1606-XLE120E Power Supply

Allen-Bradley 1606-XLE120E Power Supply Module

 

 

The Allen-Bradley 1606-XLE120E is a single-phase industrial switched-mode power supply (SMPS) used to convert AC input voltage into a stable 24V DC output for PLC systems, I/O modules, sensors, relays, and industrial control equipment.

It belongs to Rockwell Automation’s 1606 Essential Power Supply XLE series, designed for compact DIN-rail installation and high efficiency industrial applications.

Product Specifications

• Brand: Allen-Bradley (Rockwell Automation)
• Model: 1606-XLE120E
• Series: XLE Essential Power Supply
• Type: Switched-Mode Power Supply (SMPS)
• Input Voltage: 100–240 VAC (wide range)
• Output Voltage: 24–28 VDC adjustable
• Output Power: 120 W
• Output Current: Up to 5 A @ 24 VDC
• Mounting: DIN rail
• Protection class: Industrial IP20 enclosure
• Cooling: Natural convection (fanless design)

What it actually does

This unit is used to:

• Convert AC mains power → stable 24V DC
• Supply power to:
  • PLC CPU (ControlLogix / MicroLogix / CompactLogix)
  • I/O modules (1734 / 1762 / 1756 systems)
  • HMI panels (PanelView)
  • Sensors, relays, solenoids
• Provide stable industrial DC bus power

System Role (Simple)

AC power (110/220V)
→ 1606-XLE120E power supply (this unit)
→ 24V DC control power
→ PLC + I/O + HMI + field devices

So it acts as the “power foundation of the entire automation cabinet.”

Key Features

• High efficiency switching design (~90%+ typical efficiency)
• Compact DIN-rail installation
• Wide AC input range (100–240V)
• Adjustable DC output (24–28V)
• “DC OK” status monitoring relay output
• 20% power reserve for load peaks
• Stable operation in industrial environments

Typical Applications

• PLC control cabinets
• Factory automation systems
• Industrial machinery power supply
• SCADA / control systems
• Sensor and actuator power distribution
• HMI + I/O system power backup

Advantages

• Stable 24V DC output for sensitive electronics
• Compact and easy DIN rail installation
• High efficiency → low heat generation
• Strong overload / surge tolerance
• Widely used across Rockwell PLC systems
• Long industrial service life

Important Notes

• Not PLC CPU ❌
• Not I/O module ❌
• Not controller ❌
• It is a 24V industrial DC power supply ✔

Precautions

• Ensure correct AC input range (100–240 VAC)
• Do not exceed 5A continuous load
• Requires proper grounding for EMC performance
• Leave ventilation space in cabinet (heat dissipation)
• Not intended for direct high-power motor loads

Notes for eBay Listing

Suggested Title:

• Allen-Bradley 1606-XLE120E 24V DC Power Supply 120W DIN Rail SMPS PLC Control System Rockwell Automation

Quick classification (for your inventory system)

• Power Supply Module ✔
• PLC CPU ❌
• I/O Module ❌
• Drive ❌
• Sensor ❌