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Replacement Options for Crouse Hinds Circuit Breakers

Crouse Hinds circuit breakers, now under Eaton’s ownership, are widely used in industrial and hazardous environments. When seeking replacements, compatibility, safety certifications, and application-specific requirements must be prioritized. Below is a structured guide to selecting suitable alternatives:  

*1. Primary Replacement Brands**  

*a. Eaton (Crouse Hinds Parent Company)**  

- **Direct Replacements**:  

  Eaton’s Crouse Hinds series breakers (e.g., **D2CB11-20**, **MH115L**) are fully compatible with original Crouse Hinds panels and carry a **15-year warranty** . These breakers maintain the same form, fit, and function as the original models, ensuring seamless integration.  

- **Certifications**:  

  - **UL Classified** for direct substitution in Crouse Hinds panels .  

  - Compliant with **NEC Class 1 Division 1/2** and **ATEX** standards for hazardous locations .  

- **Key Products**:  

  - **Molded Case Circuit Breakers (MCCBs)**: Suitable for general industrial use (e.g., **MH120L** for 20A applications).  

  - **GFCI Breakers**: Models like **MP220GF** offer ground fault protection in wet or corrosive environments .  

*b. Siemens**  

- **Interchangeable Models**:  

  Siemens **QP series breakers** are UL-certified replacements for Crouse Hinds **MP series** and Murray **MP-T series** breakers . For example:  

  - **Siemens QP220** replaces **Crouse Hinds MP220** (2-pole, 20A).  

  - **Siemens QP130** replaces **Crouse Hinds MH130L** (1-pole, 30A).  

- **Advantages**:  

  - **Cost-Effective**: Often priced lower than Eaton replacements .  

  - **Global Availability**: Widely stocked by distributors like Walmart and Bay Power .  

*c. Square D (Schneider Electric)**  

- **Cross-Compatible Options**:  

  Some Square D breakers (e.g., **Homeline** and **QO series**) are compatible with Crouse Hinds panels if labeled as **“Type Q”** or **“Type MP”** .  

- **Considerations**:  

  - Verify the panel’s label or wiring diagram for compatibility markings (e.g., **“A,” “B,” “C,” or “D”**) .  

  - Not all Square D models are interchangeable; consult the manufacturer’s cross-reference guide.  

*d. General Electric (GE)**  

- **Industrial Solutions**:  

  GE’s **Molded Case Circuit Breakers** (e.g., **TLE series**) may serve as alternatives for Crouse Hinds breakers in non-hazardous industrial settings.  

- **Limitations**:  

  - Less common in hazardous environments compared to Eaton or Siemens.&