

Ships same day if ordered by 12 pm
Manufacturer pricing rules prevent us from advertising our discount — no account or email required to see it.
Secure Payments
Easy Returns
Expert Advice
Fast Shipping
The Schwank JM-0303-KT relay is engineered for use with one to seven SEM/U systems. This relay utilizes a Single Throw Single Pole (STSP) configuration, ensuring reliable operation.
Key relay for HVAC applications, providing efficient control for various systems.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
Add install kit to cart
—
Thanks for subscribing!
This email has been registered!