QOU345 - Square D - 45 Amp Circuit Breaker Type_ DNPL The EDB16060 is a 1-pole

The EDB16060 is a 1-pole bolt-on circuit breaker

BR340 is a 3 Pole

Product Specifications - EDB34030 - Square D Bolt-On Circuit Breaker

QOB140 - Square D Bolt-On Circuit Breaker

Dimensions (H x W x L): 3" x 2

QOU345 - Square D - 45 Amp Circuit Breaker Type_ DNPL The EDB16060 is a 1-poleQOU345 Square D Miniature Circuit Breaker Specifications: Product or component type: Miniature circuit breaker Range of product: QOU Circuit breaker type: Standard Circuit breaker application: HACR and Switching Duty rated Line Rated Current: 45 A Number of Poles: 3P Interrupt Rating: 10 kA at: 120 240 V AC, 5 kA at: 48 V DC, 10 kA at: 120 V AC, 10 kA at: 240 V AC Electrical connection: Slotted box lugs, line side, load side System Voltage: 120 V AC,