Eaton EASY-E4-AC-8RE1 Smart Relay Controller

Product Type: Smart Relay / I/O Expansion Module
Model: EASY-E4-AC-8RE1
Catalog No.: 197221
Series: easyE4
Manufacturer: Eaton / Moeller

Note: The EASY-E4-AC-8RE1 is technically an I/O expansion module for the easyE4 control relay, rather than a standalone CPU/controller. It provides 4 digital inputs and 4 relay outputs and is designed to expand compatible easyE4 base devices.

Technical Specifications

Eaton identifies 197221 as the EASY-E4-AC-8RE1, with 4 digital inputs and 4 relay outputs, 100–240 V AC/DC supply, and screw terminals.

Advantages & Features

• 4 Digital Inputs + 4 Relay Outputs — Provides flexible I/O expansion.
• Wide AC Voltage Range — Supports 100–240 V AC industrial control power.
• Relay Outputs — Suitable for switching various AC/DC loads.
• Compact Design — Approximately 36 mm wide, saving control-panel space.
• EasyE4 Compatibility — Designed specifically for Eaton easyE4 control relays.
• Easy Expansion — Allows additional I/O to be added to an existing easyE4 system.
• Industrial Certifications — Suitable for a wide range of industrial control applications.

Typical Applications

• Industrial automation
• Machine control
• Pump control
• HVAC systems
• Lighting control
• Energy management
• Conveyor systems
• Building automation
• Irrigation systems