01 / BTT / THERMAL FUSEAvailable for inquiry
BTTSERIES
One-shot overtemperature protection
BTT Thermal Fuse
Metal case, non-resetting. AC 250 V at 10 A / 15 A. Select by Tf, holding temperature and installation conditions.
Explore product detailsOSAKA, JAPANTHERMAL ENGINEERING CONNECTION
Protect against overheating.
Connect with manufacturing.
BTT thermal fuses and KSD thermal protectors.
Your Japan contact for selection and procurement.
Based in Osaka, Kunantensei helps customers understand products, clarify specifications and communicate with manufacturers throughout selection and procurement.
BETTERFUSE / BTT01 — THERMAL FUSE
Metal case · Non-resettableØ 4.0 mm
10 / 15ARated current
250V ACRated voltage
21typesTemperature ratings
—PRODUCT SOLUTIONS
Three series.
Different approaches to thermal protection.
BTT is non-resetting; KSD02 and KSD05 reset automatically.
Start with operating behavior and load conditions.
BTTSERIES
02 / KSD02 / AUTO RESETAvailable for inquiry
Compact automatic reset
KSD02 Thermal Protector
Bimetal thermal protector. AC 250 V / 2 A; operating temperatures 40–150°C. NC/NO and case options depend on the selected temperature.
Explore product details03 / KSD05 / AUTO RESETAvailable for inquiry
Match your electrical load
KSD05 Thermal Protector
Bimetal thermal protector. AC 250 V / 5 A; operating temperatures 60–150°C. Check AC and DC ratings separately.
Explore product detailsJAPAN DESKTECHNOLOGY × COMMUNICATION
Before delivering a part,
we clarify the requirements.
Explore our supportYour contact in Japan
An Osaka-based contact for Japanese-language communication and requirement clarification.
Manufacturer coordination
We coordinate specification sheets, installation requirements and evaluation information with manufacturers.
Ongoing project communication
Samples, quotations and lead times are discussed for each specific requirement.
—NEXT / SENSING
Room for what comes next.
Gas sensors and temperature sensors are being prepared for future introduction.
OSAKAJAPAN / EST. 2025
Connecting Japanese needs with Chinese manufacturing.
Learn about Kunantensei and our role in your supply chain.
About our companyCONTACTLET’S TALK ABOUT YOUR APPLICATION
Start with your application.
Find the right components.
For product and specification inquiries, contact 清水 葉葉.