CSH2150N | Eaton 150A 2-Pole Bolt-On Molded Case Main Breaker for 120/240V Systems

Eaton · Circuit Breakers & Protection

Description  The Eaton CSH2150N is a 150A, two-pole molded case circuit breaker designed to protect 120/240V electrical systems in residential, commercial, and light industrial installations. This breaker provides dependable thermal-magnetic protection and supports high-interrupt performance with a 35 kA rating at 240V. Its bolt-on design ensures secure installation in Type ECB unit enclosures where stable, high-capacity main protection is required.     Technical Specifications  Condition New/Never Used Surplus Brand Eaton Category Circuit Breaker Part Number CSH2150N Subcategory Molded Case Amperage Rating 150A Voltage Rating 120/240V AC Number of Poles 2 Phase 1-Phase Interrupt Rating 35 kAIC @ 240V Trip Unit Thermal/Magnetic (Long-Time & Instantaneous) Series / Type CSH Series / CSH Frame Type CSH/CSR Mounting Type Bolt-On Conductor Size Range #2 AWG to 300 kcmil Cu/Al Compatible Enclosures Type ECB unit enclosures Temperature Rating -13°F to 158°F (-25°C to 70°C) Certifications UL Listed Country of Origin Dominican Republic Dimensions (L×H×W) 6.5" × 5.25" × 5.25" Weight 2.6 lb     Information About CSH2150N The CSH2150N is part of Eaton’s CSH Series, engineered for compatibility with Type ECB unit enclosures and applications requiring reliable high-amp main breakers. It uses a thermal-magnetic trip mechanism that combines long-time overload response with instantaneous short-circuit protection. The breaker accommodates a wide conductor range from #2 AWG to 300 kcmil in copper or aluminum, supporting flexible wiring needs in large distribution systems. With a sturdy CSH frame and UL Listing, it is built for dependable service in demanding electrical environments. Key Features: 150A Capacity: Supports high-power loads and main-breaker applications in 120/240V systems. Thermal-Magnetic Protection: Provides long-time overload and instantaneous short-circuit response for enhanced circuit safety. 35 kA Interrupt Rating: Offers strong fault-clearing performance suitable for higher-energy distribution panels. Two-Pole Configuration: Supplies full-rated protection for 120/240V circuits. Wide Conductor Range: Accepts #2 AWG to 300 kcmil copper or aluminum wires for installation flexibility. Bolt-On Mounting: Ensures secure attachment in compatible enclosures, including Type ECB units. UL Listed Construction: Meets industry safety and performance standards for molded case breakers. CSH-Series Design: Built with Eaton’s robust frame architecture for consistent mechanical and electrical durability. The CSH2150N delivers the reliability and precision required for high-capacity molded case protection in residential, commercial, and industrial systems.

Brand: Eaton · Category: Circuit Breakers & Protection

Key features

• 150A Capacity: Supports high-power loads and main-breaker applications in 120/240V systems.
• Thermal-Magnetic Protection: Provides long-time overload and instantaneous short-circuit response for enhanced circuit safety.
• 35 kA Interrupt Rating: Offers strong fault-clearing performance suitable for higher-energy distribution panels.
• Two-Pole Configuration: Supplies full-rated protection for 120/240V circuits.
• Wide Conductor Range: Accepts #2 AWG to 300 kcmil copper or aluminum wires for installation flexibility.
• Bolt-On Mounting: Ensures secure attachment in compatible enclosures, including Type ECB units.
• UL Listed Construction: Meets industry safety and performance standards for molded case breakers.
• CSH-Series Design: Built with Eaton’s robust frame architecture for consistent mechanical and electrical durability.

Specifications

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