Description
Mars 90360 SPST 24V Relay Overview
The Mars 90360 is a Single Pole Single Throw (SPST) relay designed for dependable switching performance in residential and light commercial HVAC control applications. Operating on a 24V coil voltage — the standard control voltage used throughout the HVAC industry — this relay integrates seamlessly into heating, cooling, and air handling control circuits where reliable on/off switching is essential.
Key Features
- SPST (Single Pole Single Throw) configuration for straightforward on/off circuit control
- 24V coil voltage — compatible with standard HVAC low-voltage control systems
- Designed for use in heating, cooling, and air handling control circuits
- Compact, durable construction built to withstand the demands of HVAC environments
- Easy installation and direct replacement in compatible control panel applications
- Manufactured by Mars, a trusted name in HVAC electrical components
Typical Applications
- Furnace and air handler control boards
- Residential and light commercial HVAC systems
- Fan and blower switching circuits
- Zone control and switching relay panels
- General-purpose 24V HVAC control circuit switching
Why Choose the Mars 90360?
Mars has built a strong reputation in the HVAC industry for producing high-quality electrical components that technicians and contractors can count on. The 90360 SPST 24V Relay is no exception — offering a reliable, cost-effective switching solution that meets the demands of everyday HVAC service and installation work. Whether you are replacing a failed relay or stocking your service van, the Mars 90360 is a smart choice for any HVAC professional.







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