We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
⌕
RFQ CartGet a QuoteSign inSign up
MERSEN Fuse: A4J Series, Class J, Cylindrical Body, Fast-Acting, 3 A, 600 V AC - Fast-Acting Cylindrical Fuses
MERSENFast-Acting Cylindrical Fuses

MERSEN Fuse: A4J Series, Class J, Cylindrical Body, Fast-Acting, 3 A, 600 V AC

The MERSEN A4J Series Fast-Acting Cylindrical Fuse (MPN A4J3) is a Class J fuse rated at 3 A, 600 V AC, and 300 V DC. This cylindrical-body fuse is designed for fast-acting overcurrent protection in industrial…

SKU 3G-OTH-133116

Brand
MERSEN
Item
Fuse: A4J Series, Class J, Cylindrical Body, Fast-Acting, 3 A, 600 V AC
Category
Fast-Acting Cylindrical Fuses
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

MERSEN
Manufacturer Part Number
A4J3
Type
Class J, Cylindrical Body, Fast-Acting, 3 A
AC
600 V
DC
300 V
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

MERSEN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MERSEN A4J Series Fast-Acting Cylindrical Fuse (MPN A4J3) is a Class J fuse rated at 3 A, 600 V AC, and 300 V DC. This cylindrical-body fuse is designed for fast-acting overcurrent protection in industrial electrical circuits.

Used in

Common applications for MERSEN
Power electronics protection — MERSEN A70Q series semiconductor fuses in variable frequency drives for motor control.
Surge protection for industrial panels — MERSEN STP480D07 SPDs in three-phase 480V AC distribution boards.
Control circuit overcurrent protection — MERSEN ATM series midget fuses in PLC and instrumentation cabinets.
Power distribution in manufacturing — MERSEN FSPDB4A finger-safe blocks in motor control centers for wire management.
DC bus protection in renewable energy — MERSEN A30QS series fuses in solar inverter DC inputs.
High-voltage semiconductor protection — MERSEN A70Q series fuses in welding equipment power supplies.

MERSEN Products

3G Electric supplies MERSEN fast-acting cylindrical fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
MERSEN Fuse: A4J Series, Class J, Cylindrical Body, Fast-Acting, 25 A, 600 V AC, 300 V DC (MPN A4J25). Key specifications — attr1287274: A4J; attr211200: MERSEN.
MERSEN
MERSEN Fuse: A4J Series, Class J, Cylindrical Body, Fast-Acting, 25 A, 600 V AC, 300 V DC (MPN A4J25). Key specifications — attr1287274: A4J; attr211200: MERSEN.
MERSEN Fuse: A4J Series, Class J, Cylindrical Body, Fast-Acting, 35 A, 600 V AC, 300 V DC (MPN A4J35). Key specifications — attr1287274: A4J; attr211200: MERSEN.
MERSEN
MERSEN Fuse: A4J Series, Class J, Cylindrical Body, Fast-Acting, 35 A, 600 V AC, 300 V DC (MPN A4J35). Key specifications — attr1287274: A4J; attr211200: MERSEN.
MERSEN Fuse: A4J Series, Class J, Cylindrical Body, Fast-Acting, 40 A, 600 V AC, 300 V DC (MPN A4J40). Key specifications — attr1287274: A4J; attr211200: MERSEN.
MERSEN
MERSEN Fuse: A4J Series, Class J, Cylindrical Body, Fast-Acting, 40 A, 600 V AC, 300 V DC (MPN A4J40). Key specifications — attr1287274: A4J; attr211200: MERSEN.
MERSEN Fuse: A4J Series, Class J, Cylindrical Body, Fast-Acting, 30 A, 600 V AC, 300 V DC (MPN A4J30). Key specifications — attr1287274: A4J; attr211200: MERSEN.
MERSEN
MERSEN Fuse: A4J Series, Class J, Cylindrical Body, Fast-Acting, 30 A, 600 V AC, 300 V DC (MPN A4J30). Key specifications — attr1287274: A4J; attr211200: MERSEN.
MERSEN Fuse: A4J Series, Class J, Cylindrical Body, Fast-Acting, 20 A, 600 V AC, 300 V DC (MPN A4J20). Key specifications — attr1287274: A4J; attr211200: MERSEN.
MERSEN
MERSEN Fuse: A4J Series, Class J, Cylindrical Body, Fast-Acting, 20 A, 600 V AC, 300 V DC (MPN A4J20). Key specifications — attr1287274: A4J; attr211200: MERSEN.
MERSEN Fuse: A4J Series, Class J, Cylindrical Body, Fast-Acting, 6 A, 600 V AC, 300 V DC (MPN A4J6). Key specifications — attr1287274: A4J; attr211200: MERSEN.
MERSEN
MERSEN Fuse: A4J Series, Class J, Cylindrical Body, Fast-Acting, 6 A, 600 V AC, 300 V DC (MPN A4J6). Key specifications — attr1287274: A4J; attr211200: MERSEN.

More from MERSEN

View all MERSEN parts →
MERSEN Fuse: GSB Series, Fast-Acting, 1.25 A, 250 V AC, 5.1 mm x 20.1 mm (MPN GSB1-1/4). Key specifications — attr211187: MERSEN; attr1287207: GSB.
MERSEN
MERSEN Fuse: GSB Series, Fast-Acting, 1.25 A, 250 V AC, 5.1 mm x 20.1 mm (MPN GSB1-1/4). Key specifications — attr211187: MERSEN; attr1287207: GSB.
MERSEN Fuse: OTM Series, Midget, Fast-Acting, 10 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN OTM10). Key specifications — attr1287209: OTM; attr211192: MERSEN.
MERSEN
MERSEN Fuse: OTM Series, Midget, Fast-Acting, 10 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN OTM10). Key specifications — attr1287209: OTM; attr211192: MERSEN.
MERSEN Fuse: ATM Series, Midget, Fast-Acting, 750 mA, 600 V AC, 600 V DC, 13/32 in x 1 1/2 in (MPN ATM3/4). Key specifications — attr1287209: ATM; attr211192: MERSEN.
MERSEN
MERSEN Fuse: ATM Series, Midget, Fast-Acting, 750 mA, 600 V AC, 600 V DC, 13/32 in x 1 1/2 in (MPN ATM3/4). Key specifications — attr1287209: ATM; attr211192: MERSEN.
Solar Fuse: HP15MxxR Series, Gen Purpose, 20 A, 1.5 kV DC (MPN HP15M20R). Key specifications — Series: HP15MxxR; Brand: MERSEN.
MERSEN
Solar Fuse: HP15MxxR Series, Gen Purpose, 20 A, 1.5 kV DC (MPN HP15M20R). Key specifications — Series: HP15MxxR; Brand: MERSEN.
MERSEN Fuse: GSD Series, Fast-Acting, 4 A, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN GSD4). Key specifications — Brand: MERSEN; Series: GSD; Equivalent Fuse Series: GDA, S501, 216 & GSD.
MERSEN
MERSEN Fuse: GSD Series, Fast-Acting, 4 A, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN GSD4). Key specifications — Brand: MERSEN; Series: GSD; Equivalent Fuse Series: GDA, S501, 216 & GSD.
Semiconductor Fuse: A60Q Series, Fast-Acting, 10 A, 600 V AC, 600 V DC DC Volt Rating (MPN A60Q10-2). Key specifications — Series: A60Q; Brand: MERSEN; Voltage Type: AC/DC.
MERSEN
Semiconductor Fuse: A60Q Series, Fast-Acting, 10 A, 600 V AC, 600 V DC DC Volt Rating (MPN A60Q10-2). Key specifications — Series: A60Q; Brand: MERSEN; Voltage Type: AC/DC.
Solar Fuse: HP6M Series, Fast-Acting, 7 A, 600 V DC (MPN HP6M7). Key specifications — Series: HP6M; Brand: MERSEN.
MERSEN
Solar Fuse: HP6M Series, Fast-Acting, 7 A, 600 V DC (MPN HP6M7). Key specifications — Series: HP6M; Brand: MERSEN.
MERSEN Fuse: SBS Series, Midget, Fast-Acting, 1 A, 600 V AC, 13/32 in x 1 3/8 in, Non-Indicating (MPN SBS1). Key specifications — attr1287209: SBS; attr211192: MERSEN.
MERSEN
MERSEN Fuse: SBS Series, Midget, Fast-Acting, 1 A, 600 V AC, 13/32 in x 1 3/8 in, Non-Indicating (MPN SBS1). Key specifications — attr1287209: SBS; attr211192: MERSEN.