Thermal protection components are designed to safeguard electrical and electronic systems from damage caused by excessive heat. These devices monitor temperature conditions and respond by interrupting or limiting current flow when critical thresholds are reached.
Widely used in motors, transformers, power supplies and consumer electronics, thermal protection solutions help prevent overheating, equipment failure and potential safety hazards. Products in this category include thermal cut-outs, protectors and temperature-sensitive switches, all engineered for fast response and reliable operation.
By integrating effective thermal protection, systems can achieve improved safety, performance and operational longevity in demanding environments.
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PEPI 11MP 150°C Thermal Cut-out
Normally-closed thermal cut-out, opens at 150°C±5K, epoxy-coated case, 4″FEP leads.
£30.00 exc. VAT
PEPI CR 10°C Thermal Switch
Normally-open thermal switch, creep-action, close-on-rise at 10°C±3K, gold-diffused contacts, 2″XLPE Leads, mylar sleeve
£25.00 exc. VAT
PEPI J(E) 80°C Snap-Action Low-Profile Thermal Cut-Out
Normally-closed, bimetal thermal cut-out with some current sensitivity, opens at 80°C±5K, live case, 1.5″nickel straps, battery protector
£25.00 exc. VAT
PEPI NR 105°C Thermal Switch
Normally-open thermal switch, creep-action, close-on-rise at 105°C±4K, gold-diffused contacts, 1 x 2″bare lead, earth-return case
£25.00 exc. VAT
PEPI NR 45°C Miniature Thermal Switch
Normally-open thermal switch, creep-action contacts, close-on-rise at 45°C±5K, gold-diffused contacts, live case, 2 x 1″nickel straps
£25.00 exc. VAT
SEFUSE SF240R1 240°C Thermal Fuse
SF/R Thermal fuse, opens at 237°C±2K (Tf=240°C), 15A/250VAC rating
£10.00 exc. VAT
SEFUSE SM072A0 72°C Thermal Fuse
SM/A Thermal fuse, opens at 72°C+3/-2K (Tf=76°C), 2A/250VAC rating
£10.00 exc. VAT
SEKI ST-22 100°C Auto-Reset Thermal Cut-Out
ST-22 auto-reset cut-out, open at 100°C±5K, 18.5 x 7 x 3.5mm thick, 70mm XLPE leads
£30.00 exc. VAT
SEKI ST-22 150°C Auto-Reset Thermal Cut-Out
ST-22 auto-reset cut-out, open at 150°C±5K, 18.5 x 7 x 3.5mm thick, 70mm XLPE leads
£30.00 exc. VAT
SEKI ST-22 50°C Auto-Reset Thermal Cut-Out
ST-22 auto-reset cut-out, open at 50°C±5K, 18.5 x 7 x 3.5mm thick, 70mm XLPE leads
£30.00 exc. VAT
270VAC Rated PTC Thermistor
PTC Thermistor, 270VAC, R25=380Ω, Int=35mA, It=70mA, Tc=120°C
£25.00 exc. VAT
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