Square D 2-Pole Standard Trip Indoor Circuit Breaker 50A 120/240V, 1.48 W x 3.5 H x 2.92 D in. tier-discount-3 Eastman thermal expansion tanks are

Eastman thermal expansion tanks are designed to prevent backflow from residential water heaters

Shank Type: Smooth

Manufacturer Part No: 903

Manufacturer Part No: 67364W-6104

1/2" ID (5/8" OD)

Square D 2-Pole Standard Trip Indoor Circuit Breaker 50A 120/240V, 1.48 W x 3.5 H x 2.92 D in. tier-discount-3 Eastman thermal expansion tanks areThe Square D QO 50 amp breaker is a two pole circuit breaker intended for overload and short circuits protection of your electrical system. The two pole breaker is ANSI certified and UL listed. And also that this circuit breaker is rated for 120 240 VAC and 10,000 air. Square D QO breaker is equipped with the exclusive Visi Trip indicator. When this QO Visi Trip electric breaker trips, the handle snaps to a midpoint position between in off and in on.