B722 Series Varistors

EPCOS' B722 series of varistors with increased operating temperature ratings

Image of EPCOS' B722 Series of VaristorsEPCOS' metal oxide disk varistors by TDK are approved for increased operating temperature of 105°C (previously 85°C). The B722 series of varistors have been recertified in accordance with UL 1449, 4th Edition, and IEC 61051. Raising the permissible operating temperature to 105°C also changes the climate category from 40/85/56 to 40/105/56. The flammability of the epoxy enclosure complies with UL 94 V-0.

Features Applications
  • Increased permissible operating temperature of 105°C
  • Wide range of rated voltages from 11 VRMS to 1100 VRMS
  • High surge current capability of up to 20 kA (8/20 µs)
  • Recertified in accordance with UL 1449, 4th Edition, and IEC 61051
  • Power supplies and converters for industrial electronics applications
  • Household appliances
  • Telecommunication devices

B722 Series Varistors

ImageManufacturer Part NumberDescriptionMaximum DC VoltsVaristor Voltage (Typ)Current - SurgeAvailable QuantityView Details
VARISTOR 18V 250A DISC 7MMB72207S0110K101VARISTOR 18V 250A DISC 7MM14 V18 V250 A7968 - ImmediateView Details
VARISTOR 22V 250A DISC 7MMB72207S0140K101VARISTOR 22V 250A DISC 7MM18 V22 V250 A3097 - ImmediateView Details
VARISTOR 39V 250A DISC 7MMB72207S0250K101VARISTOR 39V 250A DISC 7MM31 V39 V250 A27018 - ImmediateView Details
VARISTOR 47V 250A DISC 7MMB72207S0300K101VARISTOR 47V 250A DISC 7MM38 V47 V250 A0View Details
VARISTOR 205V 1.2KA DISC 7MMB72207S0131K101VARISTOR 205V 1.2KA DISC 7MM170 V205 V1.2 kA52 - ImmediateView Details
VARISTOR 240V 1.2KA DISC 7MMB72207S0151K101VARISTOR 240V 1.2KA DISC 7MM200 V240 V1.2 kA259 - ImmediateView Details
VARISTOR 430V 1.2KA DISC 7MMB72207S0271K101VARISTOR 430V 1.2KA DISC 7MM350 V430 V1.2 kA14670 - ImmediateView Details
VARISTOR 205V 4.5KA DISC 14MMB72214S0131K101VARISTOR 205V 4.5KA DISC 14MM170 V205 V4.5 kA0View Details
VARISTOR 220V 4.5KA DISC 14MMB72214S0141K101VARISTOR 220V 4.5KA DISC 14MM180 V220 V4.5 kA463 - ImmediateView Details
VARISTOR 240V 4.5KA DISC 14MMB72214S0151K101VARISTOR 240V 4.5KA DISC 14MM200 V240 V4.5 kA18833 - ImmediateView Details
VARISTOR 430V 4.5KA DISC 14MMB72214S0271K101VARISTOR 430V 4.5KA DISC 14MM350 V430 V4.5 kA0View Details
VARISTOR 510V 4.5KA DISC 14MMB72214S0321K101VARISTOR 510V 4.5KA DISC 14MM420 V510 V4.5 kA0View Details
VARISTOR 205V 8KA DISC 20MMB72220S0131K101VARISTOR 205V 8KA DISC 20MM170 V205 V8 kA0View Details
VARISTOR 220V 8KA DISC 20MMB72220S0141K101VARISTOR 220V 8KA DISC 20MM180 V220 V8 kA492 - ImmediateView Details
VARISTOR 240V 8KA DISC 20MMB72220S0151K101VARISTOR 240V 8KA DISC 20MM200 V240 V8 kA0View Details
VARISTOR 430V 8KA DISC 20MMB72220S0271K101VARISTOR 430V 8KA DISC 20MM350 V430 V8 kA0View Details
VARISTOR 510V 8KA DISC 20MMB72220S0321K101VARISTOR 510V 8KA DISC 20MM420 V510 V8 kA5788 - ImmediateView Details
VARISTOR 205V 800A DISC 5MMB72205S2131K101VARISTOR 205V 800A DISC 5MM170 V205 V800 A20000 - ImmediateView Details
VARISTOR 220V 800A DISC 5MMB72205S2141K101VARISTOR 220V 800A DISC 5MM180 V220 V800 A0View Details
VARISTOR 240V 800A DISC 5MMB72205S2151K101VARISTOR 240V 800A DISC 5MM200 V240 V800 A5901 - ImmediateView Details
Published: 2017-08-24