Description
The Honeywell RA832A1074 is a professional-grade switching relay engineered for reliable HVAC zone control and heating system applications. Featuring a double-pole single-throw (DPST) configuration, this relay accepts a 240 VAC line voltage input and operates on a 24 VAC coil rating, making it ideal for interfacing low-voltage or millivolt thermostats with line-voltage heating equipment.
One pole handles line voltage switching while the other pole accommodates low-voltage or millivolt control circuits, providing versatile compatibility across a wide range of HVAC systems. The included integral transformer eliminates the need for a separate 24 VAC power source, simplifying installation and reducing component count. A protective cover is also included to safeguard internal components and ensure a clean, professional finish.
Key Features
- 240 VAC input voltage for compatibility with standard line-voltage systems
- 24 VAC coil rating for low-voltage thermostat control
- DPST (Double-Pole Single-Throw) switching configuration
- One pole rated for line voltage; second pole rated for low voltage or millivolt circuits
- 2-wire control circuit for straightforward wiring
- Integral transformer included — no separate transformer required
- Protective cover included for a clean, finished installation
Applications
- Hydronic heating zone control
- Electric baseboard and radiant heating systems
- Millivolt heating appliance control
- Low-voltage thermostat to line-voltage equipment interface
Specifications
- SKU: RA832A1074
- Brand: Honeywell
- Input Voltage: 240 VAC
- Coil Voltage: 24 VAC
- Switch Type: DPST
- Pole 1: Line Voltage
- Pole 2: Low Voltage or Millivolt
- Control Circuit: 2-Wire
- Includes: Integral Transformer and Cover







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