Klixon 4-Pin PTC Compressor Start Relay – U.S. PAT. 4241370 (IC-4 Type) | Universal Refrigerator & Freezer Starter | Brown Housing

Brown Klixon 4-pin PTC starter relay stamped U.S. PAT. 4241370, a solid-state replacement for older relays on refrigerator and freezer compressors. Its four blade terminals sit at the corners, so the same relay fits several compressor wiring layouts.