Auto Reset Thermal Fuse Thermostat with Over-Current and Over-Temperature Protection Normally Closed or Normally Open
Price:
USD 0.1~0.5PCS
MOQ:
1000PCS
Delivery Time:
10~15WORKDAYS
Brand:
HENGHAO
Product Description
KW9700 TB02-BB8D Auto Reset Thermal Fuse Thermostat 250V 5A
The KW9700 TB02-BB8D Auto Reset Thermal Fuse Thermostat is part of the BW & BH series, designed to provide reliable protection against over-current and over-temperature conditions. These sealed units feature small internal resistance, silent operation, and automatic reset functionality.
Key Features
- Automatically resets after temperature normalizes
- Sealed construction for durability
- Low internal resistance
- Noise-free operation
- Quick response to temperature and current changes
- Safer than standard protectors with no temperature lag during sudden current spikes
BH Series Specifications
| Parameter | Specification |
|---|---|
| Electrical Rating | DC-12V max 12A; DC-24V max 10A; AC-125V max 8A; AC-250V max 16A |
| Open Temperature | (30~150)±5°C; 5°C steps |
| Reset Temperature | 2/3 of action temperature (±15°C tolerance) or customized |
| Life Expectancy | 10,000 cycles |
| Dimensions | L15mm × W7.1mm × H3.8mm |
| Lead Wire | #22 3266, 70mm length (customizable) |
| Certifications | UL (E487478), CQC (CQC16002142880), TUV (B160592241002) |
BH Series Dimensions
| Model | Case | Dimensions (mm) | Voltage & Current | Lead Wire |
|---|---|---|---|---|
| H20 | Plastic | 18.5 × 8 × 4 | DC-12V max 12A; DC-24V max 10A; AC-125V max 8A; AC-250V max 10A | #20 3135, 70mm length (customizable) |
| H21 | Metal | 18.5 × 7.3 × 3.8 | AC250V 20A | #16 3135 |
| BH-A1D | Metal | 15 × 6.6 × 3.2 | DC-12V max 12A; DC-24V max 10A; AC-125V max 8A; AC-250V | Multiple options available |
Temperature Codes
| Code | Temperature | Code | Temperature |
|---|---|---|---|
| 30 | 30℃ | 100 | 100℃ |
| 35 | 35℃ | 105 | 105℃ |
| 40 | 40℃ | 110 | 110℃ |
| 45 | 45℃ | 115 | 115℃ |
| 50 | 50℃ | 120 | 120℃ |
Applications
The BH series thermal protectors are effective security devices used in:
- 1.5 HP motors
- Lighting devices
- Inverter welding machines
- Switch power supplies
- Rechargeable battery packs
- Portable power tools
- Various electrical equipment
Enforced types can withstand pressures up to 3.5MPa, making them suitable for plastic-coated motor installations.
Certifications: UL, CQC, TUV, and RoHS compliant.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Dongguan Heng Hao Electric Co., Ltd
Location
No.9, five lane, Shangchegang, Shangtang road, Gekeng, Hengli Town, Dongguan City, Guangdong, China
Contact Person
Cherry Lee