Eaton CSR2175N | 175A 2-Pole Type CSR Thermal Magnetic Main Circuit Breaker

Main Description:

The Eaton CSR2175N is a 175-amp, 2-pole Type CSR main circuit breaker engineered for reliable protection in 120/240V single-phase electrical systems. Designed for CH-Series and Type ECC unit enclosures, this breaker features a robust 25 kA interrupting capacity and thermal-magnetic trip technology for dependable overload and short-circuit protection. With wide wire-size compatibility from #2 AWG up to 300 kcmil and a plug-in mounting design, the CSR2175N provides a secure, heavy-duty solution for main breaker applications in residential, commercial, and light-industrial installations.

Technical Overview:

• Manufacturer: Eaton Corporation

• Brand: Cutler-Hammer

• Part Number: CSR2175N

• Category: Circuit Breaker

• Subcategory: Molded Case Circuit Breaker

• Condition: New/Never Used Surplus

• Type: Type CSR (Standard Main Breaker)

• Series: CH Series

• Mounting Type: Plug-In

• Phase: Single-Phase

• Poles: 2

• Amperage Rating: 175 Amps

• Voltage Rating: 120/240 VAC

• Interrupting Capacity: 25 kA

• Trip Type: Thermal Magnetic

• Wire Size Range: #2 AWG to 300 kcmil (Cu/Al)

• Application: Main breaker for Type ECC unit enclosures

• Construction: Molded Case

Key Features:

• 175A Type CSR main breaker with plug-in mounting

• High interrupting capability of 25 kA for enhanced fault protection

• Thermal-magnetic trip for reliable overload and short-circuit response

• Wide wire-size range from #2 to 300 kcmil for installation flexibility

• Engineered specifically for Type ECC unit enclosures

• Suitable for residential, commercial, and light-industrial single-phase systems