Description
The Hartland Controls CON-AUX300-2 is a double auxiliary switch kit designed to expand the switching capability of all 3-pole contactors. Featuring two Single-Pole Double-Throw (SPDT) contacts, this accessory enables technicians to add auxiliary control or status-signaling circuits to existing contactors without replacing the main switching device — saving time and reducing installation costs in commercial and residential HVAC applications.
Key Features
- 2 SPDT (Single-Pole Double-Throw) auxiliary contact blocks
- Compatible with all 3-pole contactor configurations
- Enables auxiliary control, interlocking, or status-signaling circuits
- Add-on design mounts directly to existing 3-pole contactors
- Ideal for HVAC, refrigeration, and light commercial electrical control panels
- Simplifies wiring for multi-circuit control applications
Applications
- HVAC control panels requiring auxiliary status or alarm outputs
- Interlocking multiple contactors or control circuits
- Signaling building automation or monitoring systems
- Commercial refrigeration and rooftop unit control wiring
Why Choose Hartland Controls?
Hartland Controls is a trusted name in HVAC electrical components, delivering reliable, code-compliant solutions engineered for the demands of professional HVAC/R contractors. The CON-AUX300-2 is a practical, cost-effective way to extend the functionality of your 3-pole contactors without the need for additional hardware or panel space.
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