Description
The Air Products & Controls MR-101/C is a single-relay module designed for multi-voltage control applications in HVAC, fire alarm, and building automation systems. This unit features SPDT (C-form) contacts for flexible switching and includes an LED indicator to display relay status for quick diagnostics. Housed in a compact gray enclosure, it provides protection for internal components while allowing easy installation in control panels or field applications. With low current draw, the MR-101/C is well-suited for efficient and reliable control of auxiliary equipment in commercial and industrial environments.
Key Features:
- Multi-voltage input for flexible control circuit compatibility
- SPDT (C-form) contacts for versatile switching applications
- LED indicator for relay energized status
- Low current draw (approx. 18 mA)
- Enclosed in a gray protective housing
- Single relay module for targeted control applications
- Suitable for HVAC, fire alarm, and building automation systems
- Ideal for commercial and industrial use






