Rheem 42-21518-81 21VDC 3PDT DEFROST RELAY
Rheem 42-21518-81 21VDC 3PDT DEFROST RELAY is backordered and will ship as soon as it is back in stock.
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Product Overview
The Rheem 42-21518-81 is a 21VDC 3PDT Defrost Relay designed as a genuine OEM replacement component for compatible Rheem heating and cooling systems. This relay plays a critical role in managing the defrost cycle, ensuring reliable and efficient operation of your HVAC equipment.
Key Specifications
- Manufacturer: Rheem
- Part Number: 42-21518-81
- Coil Voltage: 21VDC
- Relay Type: 3PDT (Triple Pole Double Throw)
- Function: Defrost Relay
Component Details
This relay features a 3PDT (Triple Pole Double Throw) configuration, which allows it to simultaneously control multiple circuits during the defrost cycle. Operating at 21 volts DC, it is engineered to meet the precise electrical requirements of compatible Rheem systems.
Important Notes
- Always verify compatibility with your specific Rheem model before purchasing
- Installation should be performed by a qualified HVAC technician
- Use the part number 42-21518-81 to confirm this is the correct replacement for your unit
Dimensions
| Length: | 1.0" |
| Width: | 1.0" |
| Height: | 1.0" |
Part Rheem 42-21518-81 21VDC 3PDT DEFROST RELAY fits 0 models
Product Overview
The Rheem 42-21518-81 is a 21VDC 3PDT Defrost Relay designed as a genuine OEM replacement component for compatible Rheem heating and cooling systems. This relay plays a critical role in managing the defrost cycle, ensuring reliable and efficient operation of your HVAC equipment.
Key Specifications
- Manufacturer: Rheem
- Part Number: 42-21518-81
- Coil Voltage: 21VDC
- Relay Type: 3PDT (Triple Pole Double Throw)
- Function: Defrost Relay
Component Details
This relay features a 3PDT (Triple Pole Double Throw) configuration, which allows it to simultaneously control multiple circuits during the defrost cycle. Operating at 21 volts DC, it is engineered to meet the precise electrical requirements of compatible Rheem systems.
Important Notes
- Always verify compatibility with your specific Rheem model before purchasing
- Installation should be performed by a qualified HVAC technician
- Use the part number 42-21518-81 to confirm this is the correct replacement for your unit
Dimensions
| Length: | 1.0" |
| Width: | 1.0" |
| Height: | 1.0" |
Part Rheem 42-21518-81 21VDC 3PDT DEFROST RELAY fits 0 models