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Siemens S4242B3150 - Main Breaker 150 Amp 3-Phase

Siemens
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Siemens S4242B3150 is a main circuit breaker designed for low voltage electrical distribution systems. It provides 150 Amp protection at 120/208/240 VAC in a 3-phase, 3/4-wire configuration with a 22 kAIC interrupt rating. The unit measures 46.457 x 15.748 x 4.724 inches, weighs 45.966 lb, and features a NEMA 1 enclosure with combination flush/surface mounting for versatile installation. It complies with industry standards for industrial and commercial electrical distribution, offering 42 one-inch spaces for up to 42 circuits. This breaker is suitable for use in industrial and commercial load centers requiring reliable main breaker protection.

Key Features & Specifications
  • Type: Main Breaker
  • Amperage: 150 Amp
  • Voltage Rating: 120/208/240 VAC
  • Phases: 3-Phase
  • Poles: 3/4-Wire Configuration
  • Series/Frame: ES Series
  • Interrupt Rating: 22 kAIC
  • Mounting Type: Flush/Surface Combination
  • Enclosure: NEMA 1
  • Number of Spaces: 42
  • Manufacturer: Siemens
  • UPC: 040892651669
  • GTIN: 00040892651669
  • Country of Origin: Mexico
  • Dimensions: 46.457 x 15.748 x 4.724 inch
  • Weight: 45.966 lb


Product Identification
  • UPC: 040892651669
  • GTIN: 00040892651669