1. Relais Key benefits - Enables safe control of high power loads from a low power signal - Electrically isolates control and load circuits - Compact, rugged housing for reliable long term use - Easy to replace or integrate into panels and automation systems What it does - Electromagnetic switch that opens and closes circuits on coil energization - Available in multiple contact configurations and coil voltages per model - Designed for panel or DIN rail mounting where supported by model Materials and build - Durable housing to suit indoor control environments - Contacts formed from corrosion resistant alloy for dependable switching - Insulation and seal ratings appropriate to typical industrial use Performance - Fast, repeatable switching with low contact resistance - Good insulation between coil and contacts - Wide operating temperature range and solid surge handling per model Compatibility - Works with standard controllers, PLCs, and automation interfaces - Suitable for AC or DC control circuits as specified by model - Fits standard wiring schemes in control enclosures Use scenarios - Industrial automation: drive a valve or motor via a PLC - Home automation: switch lighting or climate control devices from a hub - Equipment panels: energize indicators or alarms without loading the control side