- Catalog
- Find A Branch
- KeepStock
- Help
- 1-800-GRAINGER
Register
Sign In
Sign In to access your account information.
Sign In Register for Grainger.comOrder Lookup
Track and check the status of an order.
Order LookupAll Products
Unrelated Links
Product Categories
- All Product Categories
- Abrasives
- Adhesives, Sealants and Tape
- Cleaning and Janitorial
- Electrical
- Electronics & Batteries
- Fasteners
- Fleet & Vehicle Maintenance
- Furnishings, Appliances & Hospitality
- HVAC and Refrigeration
- Hardware
- Hydraulics
- Lab Supplies
- Lighting
- Lubrication
- Machining
- Material Handling
- Motors
- Office Supplies
- Outdoor Equipment
- Packaging & Shipping
- Paints, Equipment and Supplies
- Pipe, Hose, Tube & Fittings
- Plumbing
- Pneumatics
- Power Transmission
- Pumps
- Raw Materials
- Reference and Learning Supplies
- Safety
- Security
- Test Instruments
- Tools
- Welding
Sign In
Sign In to access your account information.
Sign In Register for Grainger.comOrder Lookup
Track and check the status of an order.
Order Lookup
HVAC Switching Relays
Available2 products
HVAC switching relays act as a remote switch that makes or breaks an electrical connection based on the status of the control signals it receives. They operate using a low-power signal and make or break the connection between high-power components and their voltage supply.
Voltage
General-Purpose Relays
General purpose relays provide remote control over components by making or breaking an electrical connection. They are commonly connected to fans and other high-current devices and controlled using a low-power signal from a controller or thermostat.
| Loading... | |||||||
Electric-Heat Relays with Transformers
These relays control electric resistive heating components such as baseboard heaters and electric furnaces by switching their power supply on or off. They feature transformers to adjust the control signal and components that withstand the high currents associated with electric heaters.
| Loading... | |||||||||||