Description
The Functional Devices RIBD2421C is a compact, versatile SPDT (Single-Pole, Double-Throw) switching relay engineered for dependable performance in commercial and residential HVAC control applications. With a low-voltage 24VAC/DC coil input and a wide-range output capable of switching loads up to 10 amps across 120–277VAC, this relay bridges low-voltage control signals to line-voltage loads with ease.
Key Features
- SPDT (Single-Pole, Double-Throw) output for flexible normally-open or normally-closed switching configurations
- 24VAC/DC coil input — compatible with standard HVAC control circuits
- Wide output voltage range: 120–277VAC, suitable for a broad range of commercial and industrial loads
- 10-amp output contact rating for reliable load switching
- Compact, DIN-rail or panel-mount friendly form factor
- Ideal for use with building automation systems, fan coils, AHUs, and other HVAC equipment
Specifications
- SKU: RIBD2421C
- Brand: Functional Devices
- Coil Input Voltage: 24VAC/DC
- Output Voltage: 120–277VAC
- Output Contact Rating: 10A
- Contact Configuration: SPDT (Single-Pole, Double-Throw)
Applications
- HVAC fan and blower control
- Building automation and DDC systems
- Air handling unit (AHU) switching
- General-purpose low-voltage to line-voltage relay switching
- Commercial and light industrial control panels
