5x20mm PCB‑Mount Fuse Holder | 10A Through‑Hole Industrial Fuse Clip
Industrial‑grade through‑hole PCB‑mount fuse holder for 5×20mm glass & ceramic cartridge fuses, PBT UL94 V0 flame‑retardant housing with phosphor‑bronze contacts, rated 10A 250V AC, wide operating temperature‑25℃~+125℃, TUV CE UL certified, for power adapters, household appliances and industrial PCB over‑current‑protection.
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PCB‑mount fuse holder for 5x20mm cartridge fuses is a through‑hole soldered circuit‑protection clip component for consumer‑electronic and industrial PCBA. This fuse clip adopts high‑performance PBT UL94 V0 flame‑retardant insulating housing paired with durable phosphor‑bronze spring contacts. It supports wide‑temperature‑range working environment from‑25 ℃ to +125 ℃ and obtained TUV, CE, UL safety approvals. Designed for through‑hole wave‑soldering mass‑production. Widely deployed in power adapters, household appliances, test instruments and export‑targeted electronic control boards.
Core Product Features
- Compatible with standard 5 × 20 mm glass / ceramic tubular cartridge fuses for low‑voltage PCB‑level over‑current‑protection
- Electrical rating: 10A @ 250V AC, suitable for small‑to‑medium‑current consumer‑electronic PCB circuits
- Housing material: PBT, UL94 V‑0 flame‑retardant grade; excellent heat‑resistance and dielectric performance
- Contact material: phosphor‑bronze spring contacts, good spring tension, stable clamping force and anti‑oxidation performance
- Wide operating temperature range:‑25 ℃ ~ +125 ℃, adapts for PCB boards with obvious local temperature‑rise
- Full‑safety‑certification: TUV, CE, UL, supports global export market‑access for electronic‑products
- Through‑hole PCB soldering mount, fits conventional wave‑soldering manufacturing workflows
- RoHS‑compliant construction, meets global consumer‑electronics environmental‑protection requirements.
This PTF‑15A PCB fuse clip is widely used for cost‑effective board‑level over‑current‑protection. Phosphor‑bronze spring contacts ensure stable clamping force for repeated fuse replacement. The‑25℃~+125℃ wide‑temperature characteristic makes it suitable for power‑supply PCBA with heat‑generating components.
Full Technical Specifications
| Specification Item | Parameter Value |
|---|---|
| Model | PTF‑15A |
| Compatible Fuse | 5 × 20 mm glass / ceramic tubular cartridge fuse |
| Rated Current | 10A |
| Rated Voltage | 250V AC |
| Housing Material | PBT, UL94 V0 flame‑retardant |
| Contact Material | Phosphor‑Bronze |
| Operating Temperature Range | ‑25 ℃ ~ +125 ℃ |
| Certifications | TUV, CE, UL |
| Mounting Method | Through‑hole PCB soldering mount |
Note: Original datasheet drawing does not provide contact resistance, insulation resistance and withstand‑voltage parameters.
Selection & Application Guidance
When selecting this PTF‑15A PCB‑mount fuse clip for 5×20 mm fuses, confirm fuse dimension, system AC voltage and continuous operating‑current first. Select matching‑rating 5x20mm tubular fuses and reserve a 1.25‑1.5× safety margin to avoid over‑heating under continuous‑load. For PCBA with high local temperature rise, this‑25℃~+125℃ wide‑temperature‑range variant is preferred. For export‑oriented electronic products, confirm TUV/CE/UL certification meets market‑access requirements. Follow official PCB layout drawing for pad design to guarantee soldering reliability and stable contact performance.
Typical Application Scenarios
- Power‑adapter and small switching‑power‑supply PCBA fuse accessories
- Household‑appliance control‑board and consumer‑electronics protection circuits
- Test instruments, multimeters and laboratory small‑power circuit‑boards
- Communication‑equipment auxiliary power‑input protection accessories
- LED power‑drivers and low‑voltage lighting‑control PCBA
- Small‑industrial‑automation module PCB over‑current‑protection accessories
Installation & Maintenance Instructions
1. Select correct‑rating 5 × 20 mm glass / ceramic tubular cartridge fuse according to circuit‑protection requirements.
2. Design PCB through‑hole pads strictly follow official dimension drawing to ensure soldering compatibility.
3. Complete wave‑soldering or manual‑soldering with proper temperature and dwell‑time; avoid over‑heat damage to PBT plastic housing.
4. Insert tubular fuse fully into clip cavity for reliable electrical contact.
5. Do not operate beyond published rated voltage‑current limits to prevent insulation breakdown and safety hazards.
6. Cut‑off full power supply and discharge circuit before fuse replacement to prevent electric‑shock hazard.
7. Periodically inspect for loose fuse, contact‑clip oxidation or heating signs; replace accessories promptly when anomalies are found.
Frequently Asked Questions
Q1: What fuse size fits this PTF‑15A pcb fuse holder?
A1: It fits standard 5 × 20 mm glass and ceramic tubular cartridge fuses for low‑voltage consumer‑electronic PCB‑level over‑current‑protection.
Q2: What is electrical rating of this fuse clip?
A2: Rated 10A @250V AC for small‑medium‑current PCB protection circuits.
Q3: What are housing and contact materials?
A3: Housing is PBT UL94 V‑0 flame‑retardant grade; spring contacts adopt phosphor‑bronze with stable spring clamping force.
Q4: What is operating‑temperature range?
A4: Wide operating‑temperature from‑25 ℃ up to +125 ℃, adapts for PCB with local temperature‑rise.
Q5: What safety certifications does this fuse holder have?
A5: It has obtained TUV, CE and UL certifications for global export‑electronic‑product market‑access.
Q6: What mounting style and typical‑applications?
A6: Through‑hole PCB soldering mount; widely used for power adapters, household appliances, test instruments and various consumer‑electronic PCB protection circuits.
