Shenler RUB3, REH3 and RKL3 Triple Pole Changeover Relays are high-performance industrial relays designed for multi-circuit control and reliable signal switching. With three changeover contacts (3PDT / 3CO), these relays offer flexible control for complex automation, signalling and process applications. Built to Shenler’s renowned OEM standards, they deliver long electrical life, consistent performance and dependable switching across demanding industrial environments.
🔧 Technical Highlights:
Contact configuration: 3PDT (3CO) triple changeover contacts
Operating type: non-latching electromagnetic design
Contact rating: up to 10 A per contact (resistive load)
Coil voltages: 12 VDC, 24 VDC, 48 VDC, 110 VDC and 230 VAC versions
Mounting: plug-in format compatible with standard 11-pin Shenler sockets
Insulation: 2500 Vrms dielectric strength between coil and contacts
Features: optional LED indicator, mechanical flag, test button and diode suppression
Certifications: CE, UL and RoHS compliant
✅ Benefits:
Provides reliable switching of multiple circuits from a single coil input
Non-latching operation ensures automatic reset after power removal
Compact plug-in design simplifies installation and maintenance
Supports a wide range of AC and DC coil voltages for flexibility
Manufactured by Shenler — trusted globally for relay reliability and precision
🚀 Applications:
Industrial automation and process control systems
PLC and logic interfacing circuits
Machine and equipment control panels
Lighting, HVAC and power distribution systems
OEM and maintenance replacement for 3-pole industrial relays
Shenler triple pole changeover relays deliver versatile multi-circuit control, durable performance and global compatibility — making them a reliable choice for engineers and panel builders, available from Charter Controls with verified UK stock and expert support.