Electrical, Specialty Fuses

Manufacturer Series Package / Case Packaging Product Status Mounting Type Fuse Type Current Rating (Amps) Voltage Rating - AC Voltage Rating - DC Response Time Applications Features Class Approval Agency Operating Temperature Breaking Capacity @ Rated Voltage Size / Dimension Grade Qualification

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Electrical, Specialty Fuses

Electrical and Specialty Fuses are circuit protection components designed to interrupt current during overload, short-circuit or fault conditions in electrical and electronic systems. They are widely used in industrial equipment, power distribution, motor drives, renewable energy systems, communication equipment, automation systems, transportation electronics, power supplies and control panels.

This category includes industrial fuses, specialty fuses, power fuses, cartridge fuses, high-voltage fuses, fast-acting fuses, time-delay fuses, semiconductor protection fuses and related overcurrent protection devices. These components are commonly selected based on current rating, voltage rating, breaking capacity, response speed, fuse size, mounting method, safety approvals and application requirements.

TomatoElec supplies original Electrical and Specialty Fuses from recognized manufacturers such as Littelfuse, Eaton, Bel Fuse, Schurter, Mersen, SIBA, Bourns, TE Connectivity and other major brands. As an in-stock electronic components supplier and independent distributor, TomatoElec provides inventory support, original component sourcing and BOM sourcing services for global customers.

Photo Mfr. Part # Availability Price Quantity Datasheet Series Package / Case Packaging Product Status Mounting Type Fuse Type Current Rating (Amps) Voltage Rating - AC Voltage Rating - DC Response Time Applications Features Class Approval Agency Operating Temperature Breaking Capacity @ Rated Voltage Size / Dimension Grade Qualification
HSJ20

HSJ20

FUSE,CLASS J,HIGH SPEED,200KA AC

Mersen USA Newburyport-MA L.L.C.

10 -
RFQ
HSJ20

Datasheet

HSJ Cartridge, Non-Standard Box Active Requires Holder Cartridge 20A 600 VAC 500 VDC Fast Blow Electrical, Industrial - J CSA, UL - 200kA AC, 100kA DC 0.827" Dia x 2.244" L (21.00mm x 57.00mm) - -
HSJ25

HSJ25

600V 25A CLASS J HS FUSE

Mersen USA Newburyport-MA L.L.C.

6 -
RFQ
HSJ25

Datasheet

HSJ Cartridge, Non-Standard Box Active Requires Holder Cartridge 25A 600 VAC 500 VDC Fast Blow Electrical, Industrial - J CSA, UL - 200kA AC, 100kA DC 0.827" Dia x 2.244" L (21.00mm x 57.00mm) - -
KLKR025.TS

KLKR025.TS

FUSE CARTRIDGE 25A 600VAC/300VDC

Littelfuse Inc.

18 -
RFQ
KLKR025.TS

Datasheet

POWR-GARD® KLKR 5AG, 10mm x 38mm (Midget) Box Active Requires Holder Cartridge 25A 600 VAC 300 VDC Fast Blow Motor Protection - CC CE, CSA, UL - 200kA AC, 20kA DC 0.406" Dia x 1.500" L (10.30mm x 38.10mm) - -
ATQR7-1/2

ATQR7-1/2

FUSE; TIME-DELAY; CLASS CC; 200K

Mersen USA Newburyport-MA L.L.C.

10 -
RFQ
ATQR7-1/2

Datasheet

ATQR 5AG, 10mm x 38.1mm Box Active Requires Holder Cartridge 7.5A 600 VAC 300 VDC Slow Blow Electrical, Industrial - CC CE, CSA, UR - 200kA AC, 100kA DC 0.409" Dia x 1.500" L (10.40mm x 38.10mm) - -
ATQR2-1/4

ATQR2-1/4

FUSE; TIME-DELAY; CLASS CC; 200K

Mersen USA Newburyport-MA L.L.C.

7 -
RFQ
ATQR2-1/4

Datasheet

ATQR 5AG, 10mm x 38.1mm Box Active Requires Holder Cartridge 2.25A 600 VAC - Slow Blow Electrical, Industrial - CC CE, CSA, UR - 200kA AC, 100kA DC 0.409" Dia x 1.500" L (10.40mm x 38.10mm) - -
FRN-R-6

FRN-R-6

FUSE CARTRIDGE 6A 250VAC/125VDC

Eaton - Bussmann Electrical Division

9 -
RFQ
FRN-R-6

Datasheet

Fusetron™ FRN-R Cartridge, Non-Standard Bulk Active Requires Holder Cartridge 6A 250 VAC 125 VDC Slow Blow Electrical, Industrial - RK5 CE, CSA, UL - 200kA AC, 20kA DC 0.560" Dia x 2.000" L (14.22mm x 50.80mm) - -
AJT2N

AJT2N

600V 2A J TD NON-IND

Mersen USA Newburyport-MA L.L.C.

10 -
RFQ
AJT2N

Datasheet

AJT Cartridge, Non-Standard Box Active Requires Holder Cartridge 2A 600 VAC 500 VDC Slow Blow Electrical, Industrial - J CSA, UL - 200kA AC, 100kA DC 0.827" Dia x 2.244" L (21.00mm x 57.00mm) - -
AJT1-1/4N

AJT1-1/4N

600V 1.25A J TD NON-IND

Mersen USA Newburyport-MA L.L.C.

8 -
RFQ
AJT1-1/4N

Datasheet

AJT Cartridge, Non-Standard Box Active Requires Holder Cartridge 1.25A 600 VAC 500 VDC Slow Blow Electrical, Industrial - J CSA, UL - 200kA AC, 100kA DC 0.827" Dia x 2.244" L (21.00mm x 57.00mm) - -
ATQR1-1/4

ATQR1-1/4

FUSE; TIME-DELAY; CLASS CC; 200K

Mersen USA Newburyport-MA L.L.C.

8 -
RFQ
ATQR1-1/4

Datasheet

ATQR 5AG, 10mm x 38.1mm Box Active Requires Holder Cartridge 1.125A 600 VAC - Slow Blow Electrical, Industrial - CC CE, CSA, UR - 200kA AC, 100kA DC 0.409" Dia x 1.500" L (10.40mm x 38.10mm) - -
ATQR6/10

ATQR6/10

600V 6/10A CC TD FUSE

Mersen USA Newburyport-MA L.L.C.

8 -
RFQ
ATQR6/10

Datasheet

ATQR 5AG, 10mm x 38.1mm Box Active Requires Holder Cartridge 600mA 600 VAC - Slow Blow Electrical, Industrial - CC CE, CSA, UR - 200kA AC, 100kA DC 0.409" Dia x 1.500" L (10.40mm x 38.10mm) - -
ATQR3/4

ATQR3/4

FUSE; TIME-DELAY; CLASS CC; 200K

Mersen USA Newburyport-MA L.L.C.

7 -
RFQ
ATQR3/4

Datasheet

ATQR 5AG, 10mm x 38.1mm Box Active Requires Holder Cartridge 750mA 600 VAC - Slow Blow Electrical, Industrial - CC CE, CSA, UR - 200kA AC, 100kA DC 0.409" Dia x 1.500" L (10.40mm x 38.10mm) - -
A4J3

A4J3

FUSE,CLASS J,HIGH SPEED,200KA AC

Mersen USA Newburyport-MA L.L.C.

10 -
RFQ
A4J3

Datasheet

A4J Cartridge, Non-Standard Box Active Requires Holder Cartridge 3A 600 VAC 300 VDC Fast Blow Electrical, Industrial - J CSA, UL - 200kA AC, 100kA DC 0.827" Dia x 2.244" L (21.00mm x 57.00mm) - -
ATQR9

ATQR9

CC TD FUSE 600V 9A ATQR

Mersen USA Newburyport-MA L.L.C.

10 -
RFQ
ATQR9

Datasheet

ATQR 5AG, 10mm x 38.1mm Box Active Requires Holder Cartridge 9A 600 VAC 300 VDC Slow Blow Electrical, Industrial - CC CE, CSA, UR - 200kA AC, 100kA DC 0.409" Dia x 1.500" L (10.40mm x 38.10mm) - -
AJT4-1/2N

AJT4-1/2N

600V 4.5A J TD NON-IND

Mersen USA Newburyport-MA L.L.C.

10 -
RFQ
AJT4-1/2N

Datasheet

AJT Cartridge, Non-Standard Box Active Requires Holder Cartridge 4.5A 600 VAC 500 VDC Slow Blow Electrical, Industrial - J CSA, UL - 200kA AC, 100kA DC 0.827" Dia x 2.244" L (21.00mm x 57.00mm) - -
AJT3-1/2N

AJT3-1/2N

600V 3.5A J TD NON-IND

Mersen USA Newburyport-MA L.L.C.

10 -
RFQ
AJT3-1/2N

Datasheet

AJT Cartridge, Non-Standard Box Active Requires Holder Cartridge 3.5A 600 VAC 500 VDC Slow Blow Electrical, Industrial - J CSA, UL - 200kA AC, 100kA DC 0.827" Dia x 2.244" L (21.00mm x 57.00mm) - -
AJT4N

AJT4N

600V 4A J TD NON-IND

Mersen USA Newburyport-MA L.L.C.

8 -
RFQ
AJT4N

Datasheet

AJT Cartridge, Non-Standard Box Active Requires Holder Cartridge 4A 600 VAC 500 VDC Slow Blow Electrical, Industrial - J CSA, UL - 200kA AC, 100kA DC 0.827" Dia x 2.244" L (21.00mm x 57.00mm) - -
A6D8R

A6D8R

600V 8A RK1 TD FUSE

Mersen USA Newburyport-MA L.L.C.

10 -
RFQ
A6D8R

Datasheet

A6D-R Cartridge, Non-Standard Box Active Requires Holder Cartridge 8A 600 VAC 600 VDC Slow Blow Electrical, Industrial - RK1 CSA, UL - 200kA AC, 100kA DC 0.811" Dia x 5.000" L (20.60mm x 127.00mm) - -
A6D3R

A6D3R

600V 3A RK1 TD FUSE

Mersen USA Newburyport-MA L.L.C.

10 -
RFQ
A6D3R

Datasheet

A6D-R Cartridge, Non-Standard Box Active Requires Holder Cartridge 3A 600 VAC 600 VDC Slow Blow Electrical, Industrial - RK1 CSA, UL - 200kA AC, 100kA DC 0.811" Dia x 5.000" L (20.60mm x 127.00mm) - -
A6D5R

A6D5R

600V 5A RK1 TD FUSE

Mersen USA Newburyport-MA L.L.C.

10 -
RFQ
A6D5R

Datasheet

A6D-R Cartridge, Non-Standard Box Active Requires Holder Cartridge 5A 600 VAC 600 VDC Slow Blow Electrical, Industrial - RK1 CSA, UL - 200kA AC, 100kA DC 0.811" Dia x 5.000" L (20.60mm x 127.00mm) - -
A6D6R

A6D6R

600V 6A RK1 TD FUSE

Mersen USA Newburyport-MA L.L.C.

10 -
RFQ
A6D6R

Datasheet

A6D-R Cartridge, Non-Standard Box Active Requires Holder Cartridge 6A 600 VAC 600 VDC Slow Blow Electrical, Industrial - RK1 CSA, UL - 200kA AC, 100kA DC 0.811" Dia x 5.000" L (20.60mm x 127.00mm) - -
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