WA4EAR43B3SXXXXXXX Breaker by Square D SQUARE D MASTERPACT LOW VOLTAGE CIRCUIT BREAKER 3 POLES 1600 AMP FRAME/CAP. 635 VAC WITH MICROLOGIC TRIP UNIT 5.0 A NW16 H1 CAT# WA4EAR43B3XXXXXXX Reconditioned Inventory Code: C Make an Offer Send to a Friend Voltage: 635 Poles: 3 Amperage: 1600 WHSE: MR1A2 Return To Circuit Breakers