Default product image

Square D EJB14050 - Molded Case Circuit Breaker 50A 277V (1-Pole Bolt-On)

Square D
Price
Save $211.06
/
Condition
  • In stock, ready to ship
  • Backordered, shipping soon
Call for Price
Square D EJB14050 is a molded case circuit breaker designed for providing reliable overcurrent protection in industrial and commercial electrical systems. It features a 50A current rating and a 277V AC voltage rating, housed within a compact, bolt-on unit measuring 5.66 in (H) x 0.98 in (W) x 4.05 in (D). This thermal-magnetic breaker is cULus certified and engineered for operation in temperatures from -25°C to 70°C, ensuring compliance with industry safety standards. Its typical application is within single-phase NF panelboards, where it protects circuits using wire sizes from AWG 14 to 2/0 copper or AWG 12 to 2/0 aluminum.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection with Long Time and Instantaneous Trip Functions
  • Voltage Rating: 277V AC
  • Current Rating: 50A
  • Dimensions: 5.66 in (143.76 mm) H x 0.98 in (24.89 mm) W x 4.05 in (102.87 mm) D
  • Standards: cULus Certified
  • Applications: NF Panelboards, Industrial & Commercial Distribution
  • Switch Type: Circuit Breaker
  • Configuration: Bolt-On Connection
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Phase: 1
  • AIC Rating: 65kA @ 480V
  • Connection: Bolt-On
  • Poles: 1
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Wire Size: AWG 12 to AWG 2/0 Aluminum, AWG 14 to AWG 2/0 Copper
  • Panel Type: NF panelboard
  • Weight: 1.301 lb


Product Identification
  • UPC: 785901130567
  • GTIN: 00785901130567