Part Number T20-S-SW-39054-1 Circuit Breaker Accessories in stock with ready to ship. Get an instant quote for Sensata Technologies Inc part number T20-S-SW-39054-1 by filling form below with your desired order quantity, targeted price and the expected order-fulfilment date. Get instant quote for T20-S-SW-39054-1. Our dedicated account manager will get back to you within 15 minutes.