Varistors – Mouser United Kingdom

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MT25 ThermoFuse™ Varistors

TDK MT25 ThermoFuse™ Varistors are metal oxide varistors that provide a high peak surge current of up to 20kA. TDK MT25 ThermoFuse Varistors feature a leaded square varistor element and a compact size with a patented over-molded design. The series is UL1449 approved, type 4CA, and designed for use in surge protection devices, inverters, street lighting, and more.

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Part #

Varistors 275VAC 10% 20mm 3-pin ThermoFuse

B72220W2271K101
EPCOS / TDK
1: £1.30
244In Stock

Mfr. Part No.
B72220W2271K101

Mouser Part No
871-B72220W2271K101

EPCOS / TDK

Varistors 275VAC 10% 20mm 3-pin ThermoFuse

Learn More

Datasheet

244In Stock

£1.30

£0.96

£0.943

Min.: 1
Mult.: 1

Thermo-fused Varistor 3-pin, AdvanceD 20mm

MOVs

PCB Mount

Radial

275 VAC

350 VDC

430 V

710 V

9.5 mm

10 kA

215 J

850 pF

- 40 C

+ 85 C

Bulk

Varistors 130VAC 10% 20mm 3-pin ThermoFuse

B72220W2131K101
EPCOS / TDK
1: £1.30
600Expected 23/02/2026

Mfr. Part No.
B72220W2131K101

Mouser Part No
871-B72220W2131K101

EPCOS / TDK

Varistors 130VAC 10% 20mm 3-pin ThermoFuse

Learn More

Datasheet

600Expected 23/02/2026

£1.30

£0.96

£0.871

£0.759

View

Min.: 1
Mult.: 1

Thermo-fused Varistor 3-pin, AdvanceD 20mm

MOVs

PCB Mount

Radial

130 VAC

170 VDC

205 V

340 V

23 mm

10 kA

100 J

1850 pF

- 40 C

+ 85 C

Bulk

Varistors 20mm, 130Vac , thermo-fused type, 3pin

B72220W2131K501
EPCOS / TDK
750: £0.882
Non-Stocked Lead-Time 22 Weeks

Mfr. Part No.
B72220W2131K501

Mouser Part No
871-B72220W2131K501

EPCOS / TDK

Varistors 20mm, 130Vac , thermo-fused type, 3pin

Datasheet

Non-Stocked Lead-Time 22 Weeks

£0.882

Min.: 750
Mult.: 150

Thermo-fused Varistor 3-pin, AdvanceD 20mm

Bulk

Varistors 20mm, 140Vac , thermo-fused type, 3pin

B72220W2141K501
EPCOS / TDK
750: £0.882
Non-Stocked Lead-Time 22 Weeks

Mfr. Part No.
B72220W2141K501

Mouser Part No
871-B72220W2141K501

EPCOS / TDK

Varistors 20mm, 140Vac , thermo-fused type, 3pin

Datasheet

Non-Stocked Lead-Time 22 Weeks

£0.882

Min.: 750
Mult.: 150

Thermo-fused Varistor 3-pin, AdvanceD 20mm

Bulk

Varistors 20mm, 150Vac , thermo-fused type, 3pin

B72220W2151K501
EPCOS / TDK
750: £0.882
Non-Stocked Lead-Time 22 Weeks

Mfr. Part No.
B72220W2151K501

Mouser Part No
871-B72220W2151K501

EPCOS / TDK

Varistors 20mm, 150Vac , thermo-fused type, 3pin

Datasheet

Non-Stocked Lead-Time 22 Weeks

£0.882

Min.: 750
Mult.: 150

Thermo-fused Varistor 3-pin, AdvanceD 20mm

Bulk

Varistors 20mm, 175Vac , thermo-fused type, 3pin

B72220W2171K501
EPCOS / TDK
750: £0.882
Non-Stocked Lead-Time 22 Weeks

Mfr. Part No.
B72220W2171K501

Mouser Part No
871-B72220W2171K501

EPCOS / TDK

Varistors 20mm, 175Vac , thermo-fused type, 3pin

Datasheet

Non-Stocked Lead-Time 22 Weeks

£0.882

Min.: 750
Mult.: 150

Thermo-fused Varistor 3-pin, AdvanceD 20mm

Bulk

Varistors 20mm, 210Vac , thermo-fused type, 3pin

B72220W2211K501
EPCOS / TDK
750: £0.882
Non-Stocked Lead-Time 22 Weeks

Mfr. Part No.
B72220W2211K501

Mouser Part No
871-B72220W2211K501

EPCOS / TDK

Varistors 20mm, 210Vac , thermo-fused type, 3pin

Datasheet

Non-Stocked Lead-Time 22 Weeks

£0.882

Min.: 750
Mult.: 150

Thermo-fused Varistor 3-pin, AdvanceD 20mm

Bulk

Varistors 20mm, 250Vac , thermo-fused type, 3pin

B72220W2251K501
EPCOS / TDK
750: £0.882
Non-Stocked Lead-Time 22 Weeks

Mfr. Part No.
B72220W2251K501

Mouser Part No
871-B72220W2251K501

EPCOS / TDK

Varistors 20mm, 250Vac , thermo-fused type, 3pin

Datasheet

Non-Stocked Lead-Time 22 Weeks

£0.882

Min.: 750
Mult.: 150

Thermo-fused Varistor 3-pin, AdvanceD 20mm

Bulk

Varistors 20mm, 275Vac , thermo-fused type, 3pin

B72220W2271K501
EPCOS / TDK
750: £0.882
Non-Stocked Lead-Time 22 Weeks

Mfr. Part No.
B72220W2271K501

Mouser Part No
871-B72220W2271K501

EPCOS / TDK

Varistors 20mm, 275Vac , thermo-fused type, 3pin

Datasheet

Non-Stocked Lead-Time 22 Weeks

£0.882

Min.: 750
Mult.: 150

Thermo-fused Varistor 3-pin, AdvanceD 20mm

Bulk

Varistors 20mm, 300Vac , thermo-fused type, 3pin

B72220W2301K501
EPCOS / TDK
750: £0.882
Non-Stocked Lead-Time 22 Weeks

Mfr. Part No.
B72220W2301K501

Mouser Part No
871-B72220W2301K501

EPCOS / TDK

Varistors 20mm, 300Vac , thermo-fused type, 3pin

Datasheet

Non-Stocked Lead-Time 22 Weeks

£0.882

Min.: 750
Mult.: 150

Thermo-fused Varistor 3-pin, AdvanceD 20mm

Bulk

Varistors 320VAC 10% 20mm 3-pin ThermoFuse

B72220W2321K101
EPCOS / TDK
1: £2.23
Non-Stocked Lead-Time 22 Weeks

Mfr. Part No.
B72220W2321K101

Mouser Part No
871-B72220W2321K101

EPCOS / TDK

Varistors 320VAC 10% 20mm 3-pin ThermoFuse

Learn More

Datasheet

Non-Stocked Lead-Time 22 Weeks

£2.23

£1.41

£1.26

£1.07

View

Min.: 1
Mult.: 1

Thermo-fused Varistor 3-pin, AdvanceD 20mm

MOVs

PCB Mount

Radial

320 VAC

420 VDC

510 V

840 V

23 mm

10 kA

273 J

720 pF

- 40 C

+ 85 C

Bulk

Varistors 20mm, 320Vac , thermo-fused type, 3pin

B72220W2321K501
EPCOS / TDK
750: £0.882
Non-Stocked Lead-Time 22 Weeks

Mfr. Part No.
B72220W2321K501

Mouser Part No
871-B72220W2321K501

EPCOS / TDK

Varistors 20mm, 320Vac , thermo-fused type, 3pin

Datasheet

Non-Stocked Lead-Time 22 Weeks

£0.882

Min.: 750
Mult.: 150

Thermo-fused Varistor 3-pin, AdvanceD 20mm

Bulk

Varistors 20mm, 350Vac , thermo-fused type, 3pin

B72220W2351K501
EPCOS / TDK
750: £0.882
Non-Stocked Lead-Time 22 Weeks

Mfr. Part No.
B72220W2351K501

Mouser Part No
871-B72220W2351K501

EPCOS / TDK

Varistors 20mm, 350Vac , thermo-fused type, 3pin

Datasheet

Non-Stocked Lead-Time 22 Weeks

£0.882

Min.: 750
Mult.: 150

Thermo-fused Varistor 3-pin, AdvanceD 20mm

Bulk

Varistors 20mm, 385Vac , thermo-fused type, 3pin

B72220W2381K501
EPCOS / TDK
750: £0.882
Non-Stocked Lead-Time 22 Weeks

Mfr. Part No.
B72220W2381K501

Mouser Part No
871-B72220W2381K501

EPCOS / TDK

Varistors 20mm, 385Vac , thermo-fused type, 3pin

Datasheet

Non-Stocked Lead-Time 22 Weeks

£0.882

Min.: 750
Mult.: 150

Thermo-fused Varistor 3-pin, AdvanceD 20mm

Bulk

Varistors 20mm, 420Vac , thermo-fused type, 3pin

B72220W2421K501
EPCOS / TDK
750: £0.882
Non-Stocked Lead-Time 22 Weeks

Mfr. Part No.
B72220W2421K501

Mouser Part No
871-B72220W2421K501

EPCOS / TDK

Varistors 20mm, 420Vac , thermo-fused type, 3pin

Datasheet

Non-Stocked Lead-Time 22 Weeks

£0.882

Min.: 750
Mult.: 150

Thermo-fused Varistor 3-pin, AdvanceD 20mm

Bulk

Varistors 20mm, 460Vac , thermo-fused type, 3pin

B72220W2461K501
EPCOS / TDK
750: £1.06
Non-Stocked Lead-Time 22 Weeks

Mfr. Part No.
B72220W2461K501

Mouser Part No
871-B72220W2461K501

EPCOS / TDK

Varistors 20mm, 460Vac , thermo-fused type, 3pin

Datasheet

Non-Stocked Lead-Time 22 Weeks

£1.06

Min.: 750
Mult.: 150

Thermo-fused Varistor 3-pin, AdvanceD 20mm

Bulk

Varistors 20mm, 510Vac , thermo-fused type, 3pin

B72220W2511K501
EPCOS / TDK
750: £1.06
Non-Stocked Lead-Time 22 Weeks

Mfr. Part No.
B72220W2511K501

Mouser Part No
871-B72220W2511K501

EPCOS / TDK

Varistors 20mm, 510Vac , thermo-fused type, 3pin

Datasheet

Non-Stocked Lead-Time 22 Weeks

£1.06

Min.: 750
Mult.: 150

Thermo-fused Varistor 3-pin, AdvanceD 20mm

Bulk

Varistors 20mm, 550Vac , thermo-fused type, 3pin

B72220W2551K501
EPCOS / TDK
750: £1.06
Non-Stocked Lead-Time 22 Weeks

Mfr. Part No.
B72220W2551K501

Mouser Part No
871-B72220W2551K501

EPCOS / TDK

Varistors 20mm, 550Vac , thermo-fused type, 3pin

Datasheet

Non-Stocked Lead-Time 22 Weeks

£1.06

Min.: 750
Mult.: 150

Thermo-fused Varistor 3-pin, AdvanceD 20mm

Bulk

Varistors 20mm, 625Vac , thermo-fused type, 3pin

B72220W2621K501
EPCOS / TDK
750: £1.06
Non-Stocked Lead-Time 22 Weeks

Mfr. Part No.
B72220W2621K501

Mouser Part No
871-B72220W2621K501

EPCOS / TDK

Varistors 20mm, 625Vac , thermo-fused type, 3pin

Datasheet

Non-Stocked Lead-Time 22 Weeks

£1.06

Min.: 750
Mult.: 150

Thermo-fused Varistor 3-pin, AdvanceD 20mm

Bulk

Varistors 20mm, 680Vac , thermo-fused type, 3pin

B72220W2681K501
EPCOS / TDK
500: £1.08
Non-Stocked Lead-Time 22 Weeks

Mfr. Part No.
B72220W2681K501

Mouser Part No
871-B72220W2681K501

EPCOS / TDK

Varistors 20mm, 680Vac , thermo-fused type, 3pin

Datasheet

Non-Stocked Lead-Time 22 Weeks

£1.08

Min.: 500
Mult.: 100

Thermo-fused Varistor 3-pin, AdvanceD 20mm

Bulk

Varistors 20mm, 750Vac , thermo-fused type, 3pin

B72220W2751K501
EPCOS / TDK
500: £1.08
Non-Stocked Lead-Time 22 Weeks

Mfr. Part No.
B72220W2751K501

Mouser Part No
871-B72220W2751K501

EPCOS / TDK

Varistors 20mm, 750Vac , thermo-fused type, 3pin

Datasheet

Non-Stocked Lead-Time 22 Weeks

£1.08

£1.07

Min.: 500
Mult.: 100

Thermo-fused Varistor 3-pin, AdvanceD 20mm

Bulk

MT25 ThermoFuse™ Varistors

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