⚡An Eaton CL Circuit Breaker is UL-classified designed to be used in other manufacturers’ panels.
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Product Training Product Safety Product Guides Product News Featured Products- Understanding Eaton Classified Breakers
- Match Breaker Panel Brand and Model
- Choose the Right Breaker Type and Function
- Choose Correct Eaton CL Circuit Breaker Amperage and Poles
- Eaton CL Breaker Electrical Code Compliance
- Quick Reference Chart for Eaton CL Type Breakers
- What to Know About Eaton Classified Breakers
- ✅ Conclusion
Understanding Eaton Classified Breakers
An Eaton CL Circuit Breaker is UL-classified designed for other manufacturers’ panels like Square D, GE, and Siemens. When replacing an Eaton breaker, UL classification means Eaton has submitted the breaker for testing and approval so it performs safely in your panels.
This isn’t the same as being UL-listed. A UL-classified Eaton breaker is tested for compatibility in specific panel models, so it’s a reliable option when you want to replace a breaker fast — without sacrificing safety in compliance with standards.
So if you’re wondering, are Eaton CL breakers NEC approved for any panel: the answer is yes, but only when installed in the UL-approved panels listed by Eaton.
Match Breaker Panel Brand and Model
Before you buy a Eaton CL Circuit Breaker, check the manufacturer and model of your panel. You’ll find the OEM and braker panel model on a label inside the panel door. Then, compare it to the list on Eaton’s UL Classified Compatibility Chart (PDF).
Don’t assume any breaker that fits physically is good to go — without meeting UL classification, you could be voiding your warranty or violating electrical codes.

Choose the Right Breaker Type and Function
Eaton CL circuit breakers come in multiple styles meeting different protection needs:
- Use a standard CL breaker for everyday overload and short-circuit protection.
- Install a CLCAF AFCI breaker in bedrooms or living areas to meet arc fault code.
- Need to protect kitchens, bathrooms, or laundry areas? Go for a CLGF GFCI breaker.
- Want to simplify things? CLDF dual-function breakers give you arc fault and ground fault protection in one unit.
This flexibility makes Eaton GFCI breakers CL series popular in both residential upgrades and commercial retrofits
Choose Correct Eaton CL Circuit Breaker Amperage and Poles
Don’t overlook this! The amperage rating and pole count of your Eaton CL Circuit Breaker must match your circuit load. Here’s a quick guide:
- 15–20A, Single Pole: For lighting circuits and receptacles.
- 30–50A, Double Pole: Great for electric water heaters or dryers.
- 60–100A and up: Common for subpanels or large HVAC loads.
Check your panel specs or hire a licensed electrician to verify the load before selecting.
Eaton CL Breaker Electrical Code Compliance
It’s not enough to just match specs — you’ll need to meet the National Electrical Code (NEC). That’s why Eaton CL breakers are backed by detailed documentation and UL certifications that inspectors look for.
Eaton’s classified breaker whitepaper even includes installer guidance and regional code notes, making it easier for your job to pass inspection.

Quick Reference Chart for Eaton CL Type Breakers
Type | Function | Amperage Range | Poles | Popular Part Number | UL-Classified For |
---|---|---|---|---|---|
CL Standard | Thermal-Magnetic Overload & Short Circuit | 15–125 A | 1P, 2P | CL120 | Siemens, Square D, GE, Murray, Crouse-Hinds |
CLCAF | AFCI (Arc Fault Protection) | 15–20 A | 1P | CLCAF120 | Siemens, Square D, Murray |
CLGF | GFCI (Ground Fault Protection) | 15–50 A | 1P, 2P | CLGF120 | Siemens, Square D, GE |
CLDF | Dual Function (AFCI + GFCI) | 15–20 A | 1P | CLDF120 | Siemens, Square D |
CLX (High AIC) | High Interrupting Capacity (22kAIC) | 15–50 A | 1P, 2P | CL220 | Select panels with higher fault current needs |
What to Know About Eaton Classified Breakers
✅ Conclusion
When you’re working with a non-Eaton panel and need a safe, cost-effective solution, Eaton CL breakers are a smart option — but only when used as classified. Know your panel brand, pick the correct breaker type, and always verify UL compatibility.
Want a quick comparison? Check out our guide on Eaton CL vs BR breakers to understand where each is used. Check Eaton circuit breaker parts and accessories