Extend Service Life and Reduce Maintenance Costs: The Value of Overload Protectors in Garbage Disposals

Why Do Garbage Disposals Need Overload Protection?
Garbage disposals have become essential in modern kitchens, efficiently grinding food scraps and preventing sink blockages. However, during operation, they frequently encounter challenges such as:
- • Hard objects (fruit pits, small bones) → causing the impeller to jam.
- • Fibrous materials (celery, vegetable peels) → wrapping around the blades.
- • Extended use → leading to motor overheating.
All these conditions result in sudden current surges. Without an overload protector, the motor could burn out quickly, leading to expensive repairs or replacements and even potential safety hazards.
The overload protector acts as a safety switch, cutting off the circuit immediately when abnormal current occurs. This not only safeguards the motor but also ensures user safety.
Power Ratings and the Role of Overload Protection
Garbage disposals come in different horsepower ratings depending on household size and grinding needs:
Horsepower | Capable of Grinding | Typical Household Size |
1 HP | Fibrous food, fruit peels, raw/cooked meat, small bones | 4+ people |
3/4 HP | Fruit peels, cooked meat, fish, small bones | 2–4 people |
1/2 HP | Potato peels, celery, cooked meat, fish | 2–4 people |
1/3 HP | Soft food, bread, fruit scraps, leftovers | 1–2 people |
The higher the horsepower, the stronger the grinding ability, but also the higher the inrush current. Even mid-range units (1/2 HP or 1/3 HP) can trigger overload conditions when encountering hard objects.
The Reset Button – The User's “Safety Switch”
When a garbage disposal suddenly stops, many users assume it is broken. In reality, the most common reason is the overload protector tripping.
The typical recovery steps are simple:
- Turn off the power at the wall switch or breaker.
- Use a hex wrench to rotate the motor manually and clear any jam.
- Press the red reset button located at the bottom of the disposal.
- Restore power and run water to test if the disposal resumes normal operation.
This small red button is the key safety feature that prevents costly motor failure and restores the unit with a single press.






The red button is the overload protector. When the garbage disposer is not in operation, please remove the power supply first, then press the red button to restart. After turning on the power, the garbage disposer should resume its function.
Why Choose KUOYUH 91 Series for Garbage Disposals?
The KUOYUH 91 Series thermal circuit breaker is purpose-built for motors and household appliances, offering features that make it ideal for garbage disposal applications:
- • Multiple mounting options – adaptable to different structural designs.
- • Various actuator lengths – preventing interference with surrounding components.
- • Compact size – optimized for tight spaces under the sink.
- • Comprehensive safety approvals – UL, TUV, CCC certifications ensure global compliance.
- • Cost-effective – more affordable compared to international competitors.
With these advantages, the KUOYUH 91 Series delivers safety, design flexibility, and economic value.
KUOYUH 91 Series vs. KLIXON 2BM Series

Construction: Flame-retardant housing + durable mechanism + Phenolic base + polycarbonate coverBrand Positioning: KUOYUH (Taiwan) – high value brand; KLIXON (Texas Instruments, USA) – legacy brand
Feature | KUOYUH 91 Series | KLIXON 2BM Series |
Current Ratings | 0.5A – 10A | Up to 50A @115V / 37A @230V |
Voltage Range | AC / DC compatible | AC motors only |
Certifications | UL、TUV、CCC | UL、CSA |
Reset Type | Push-button reset (various actuator lengths) | Red “pop-out” button with visual trip indication |
Mounting Flexibility | Multiple mounting options for compact designs | Small size, multi-position, but limited customization |
Applications | Garbage disposals, coffee machines, small appliances | Fractional HP AC motors (HVAC, household motors) |
Cost | Lower cost, high value | Higher cost |
Brand Positioning | KUOYUH (Taiwan) – high value brand | KLIXON (Texas Instruments, USA) – legacy brand |
Summary:
- • KLIXON 2BM: Trusted legacy brand, robust construction, but higher cost and limited certification scope.
- • KUOYUH 91 series: Greater flexibility, broader approvals, and better cost efficiency
Frequently Asked Questions (FAQ)
Q1: My garbage disposal suddenly stopped working – is it broken?
A: Not necessarily. The most common cause is the overload protector tripping. Press the reset button to restore operation.
Q2: Why does the disposal need a reset button?
A: It prevents permanent motor damage by disconnecting power during jams or overheating
Q3: How long does an overload protector last?
A: The KUOYUH 91 Series is tested for repeated cycles and ensures long-term durability.
Q4: Can the KUOYUH 91 Series replace KLIXON 2BM?
A: Yes. It meets the safety requirements while offering more certifications and greater flexibility.
Q5: Can consumers replace the protector themselves?
A: It is recommended that replacement be performed by qualified technicians for safety.
Conclusion
The overload protector is the heart of safety in garbage disposals, preventing motor burnout and enabling effortless user reset functionality.
The 91 Series provides comprehensive global approvals (UL, TUV, CCC) and ensures durability for consumers.
Choose KUOYUH 91 Series – the smarter, safer, and more economical solution for your product line.