Phoenix Contact REL-FO/LD/110 V DC / 2×21 / MS – Plug-in Miniature Electromechanical Relay, 110 V DC Coil, 2 Change-over Contacts

Detailed Description:
The REL-FO/LD/110 DC/2×21/MS (item number 1308326) is a compact, industrial-grade electromechanical relay designed for industrial control systems and automation panels. It features a 110 V DC nominal coil input, two change-over (DPDT) contacts (2×21), a FASTON connection interface, mechanical switching position indicator, and a status LED (yellow). 

Key Features:

• Nominal coil voltage: 110 V DC. 

• Coil voltage range: ~77 V DC … 121 V DC (at 20 °C) for full switching operation. 

• Two change-over (DPDT) contacts, contact material AgSnO. 

• Maximum switching voltage: 250 V AC / 30 V DC. 

• Limiting continuous current: 8 A. 

• FASTON connection method, compact width 13 mm, height 31.1 mm, depth 34 mm. 

• Mechanical service life approx. 5×10⁷ cycles. 

• Part of the “Essential Edition” product family — suitable for cost-effective industrial applications. 

Technical Specification Table:

Applications & Use-Cases:
Ideal for control panels, industrial automation systems, and interface modules where a reliable 110 V DC coil relay is required. Useful for switching moderate loads, signal circuits, or auxiliary functions in machinery and factory automation setups.

Why Choose This Relay?

• 110 V DC coil matches many modern DC control systems

• Compact plug-in design with FASTON allows easy replacement and dense mounting

• Two change-over contacts offer flexibility in switching arrangements

• Built with industrial-grade durability and long mechanical life