Add to Cart Quick view Potter & Brumfield Plug in Relay KL-4042-1 NEW! MSRP: Now: $6.99 Was: This Potter & Brumfield Plug in Relay number KL-4042-1 is brand NEW old stock. I have 4 of them left. I am not sure what they were used in. MSRP: Now: $6.99 Was: Add to Cart Quick view Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: Now: $6.99 Was: Subtotal: Add to Cart