Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
MERSEN Fuse: ATQ Series, Midget, Time-Delay, 4 A, 500 V AC, 13/32 in x 1 1/2 in - Time-Delay Cylindrical Fuses
MERSENTime-Delay Cylindrical Fuses

MERSEN Fuse: ATQ Series, Midget, Time-Delay, 4 A, 500 V AC, 13/32 in x 1 1/2 in

The MERSEN ATQ Series is a time-delay cylindrical fuse, specifically the ATQ4 model, rated at 4 A and 500 V AC. This midget fuse features a 13/32 in x 1 1/2 in non-indicating design, offering time-delay operation for…

SKU 3G-OTH-25732

Brand
MERSEN
Item
Fuse: ATQ Series, Midget, Time-Delay, 4 A, 500 V AC, 13/32 in x 1 1/2 in
Category
Time-Delay 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
ATQ4
Series
ATQ
Type
Midget, Time-Delay, 4 A, 13/32 in x 1 1/2 in, Non-Indicating
AC
500 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 ATQ Series is a time-delay cylindrical fuse, specifically the ATQ4 model, rated at 4 A and 500 V AC. This midget fuse features a 13/32 in x 1 1/2 in non-indicating design, offering time-delay operation for overcurrent protection.

Frequently Asked Questions

What is the MERSEN ATQ4 fuse used for?

The MERSEN ATQ4 is a time-delay midget fuse used for overcurrent protection in industrial control panels, motor circuits, and lighting systems. Its time-delay characteristic allows it to withstand temporary inrush currents without nuisance tripping, making it suitable for applications with inductive loads.

What are the specifications of the MERSEN ATQ4 fuse?

The MERSEN ATQ4 is a 4 A, 500 V AC time-delay midget fuse from the ATQ Series. It has a 13/32 in x 1 1/2 in non-indicating cylindrical body. The manufacturer part number is ATQ4. It provides reliable overcurrent protection in industrial environments.

Where to buy MERSEN ATQ4 fuses worldwide?

3G Electric supplies MERSEN ATQ4 fuses to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this and other MERSEN fuse models.

How to select the right MERSEN ATQ series fuse for my application?

To select the correct MERSEN ATQ series fuse, match the voltage rating (500 V AC) and current rating (e.g., 4 A for ATQ4) to your circuit requirements. Consider the time-delay characteristic for motor or transformer starting currents. Always consult the manufacturer's data sheet for interrupting capacity and ambient temperature derating.

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 time-delay 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: ATQ Series, Midget, Time-Delay, 2.8 A, 500 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN ATQ2-8/10). Key specifications — Series: ATQ; Brand: MERSEN.
MERSEN
MERSEN Fuse: ATQ Series, Midget, Time-Delay, 2.8 A, 500 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN ATQ2-8/10). Key specifications — Series: ATQ; Brand: MERSEN.
MERSEN Fuse: ATQ Series, Midget, Time-Delay, 4.5 A, 500 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN ATQ4-1/2). Key specifications — Series: ATQ; Brand: MERSEN.
MERSEN
MERSEN Fuse: ATQ Series, Midget, Time-Delay, 4.5 A, 500 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN ATQ4-1/2). Key specifications — Series: ATQ; Brand: MERSEN.
MERSEN Fuse: ATQ Series, Midget, Time-Delay, 3 A, 500 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN ATQ3). Key specifications — Series: ATQ; Brand: MERSEN.
MERSEN
MERSEN Fuse: ATQ Series, Midget, Time-Delay, 3 A, 500 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN ATQ3). Key specifications — Series: ATQ; Brand: MERSEN.
MERSEN Fuse: ATQ Series, Midget, Time-Delay, 3.2 A, 500 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN ATQ3-2/10). Key specifications — Series: ATQ; Brand: MERSEN.
MERSEN
MERSEN Fuse: ATQ Series, Midget, Time-Delay, 3.2 A, 500 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN ATQ3-2/10). Key specifications — Series: ATQ; Brand: MERSEN.
MERSEN Fuse: ATQ Series, Midget, Time-Delay, 2.125 A, 500 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN ATQ2-1/8). Key specifications — Series: ATQ; Brand: MERSEN.
MERSEN
MERSEN Fuse: ATQ Series, Midget, Time-Delay, 2.125 A, 500 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN ATQ2-1/8). Key specifications — Series: ATQ; Brand: MERSEN.
MERSEN Fuse: ATQ Series, Midget, Time-Delay, 2.5 A, 500 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN ATQ2-1/2). Key specifications — Series: ATQ; Brand: MERSEN.
MERSEN
MERSEN Fuse: ATQ Series, Midget, Time-Delay, 2.5 A, 500 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN ATQ2-1/2). Key specifications — Series: ATQ; Brand: MERSEN.

More from MERSEN

View all MERSEN parts →
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 200 mA, 250 V AC, 250 V DC, Non-Indicating (MPN TR2/10R). Key specifications — Series: TR-R.
MERSEN
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 200 mA, 250 V AC, 250 V DC, Non-Indicating (MPN TR2/10R). Key specifications — Series: TR-R.
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 40 A, 600 V AC, 300 V DC, Non-Indicating (MPN TRS40R). Key specifications — Series: TRS-R.
MERSEN
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 40 A, 600 V AC, 300 V DC, Non-Indicating (MPN TRS40R). Key specifications — Series: TRS-R.
MERSEN Fuse: Class RK5, TRS-RID Series, Time-Delay, 35 A, 600 V AC, 300 V DC, Indicating (MPN TRS35RID). Key specifications — Series: TRS-RID.
MERSEN
MERSEN Fuse: Class RK5, TRS-RID Series, Time-Delay, 35 A, 600 V AC, 300 V DC, Indicating (MPN TRS35RID). Key specifications — Series: TRS-RID.
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 20 A, 600 V AC, 300 V DC, Non-Indicating (MPN TRS20R). Key specifications — Series: TRS-R.
MERSEN
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 20 A, 600 V AC, 300 V DC, Non-Indicating (MPN TRS20R). Key specifications — Series: TRS-R.
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 3.5 A, 600 V AC, 600 V DC, Non-Indicating (MPN TRS3-1/2R). Key specifications — Series: TRS-R.
MERSEN
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 3.5 A, 600 V AC, 600 V DC, Non-Indicating (MPN TRS3-1/2R). Key specifications — Series: TRS-R.
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 150 mA, 250 V AC, 250 V DC, Non-Indicating (MPN TR15/100R). Key specifications — Series: TR-R.
MERSEN
MERSEN Fuse: Class RK5, TR-R Series, Time-Delay, 150 mA, 250 V AC, 250 V DC, Non-Indicating (MPN TR15/100R). Key specifications — Series: TR-R.
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 35 A, 600 V AC, 300 V DC, Non-Indicating (MPN TRS35R). Key specifications — Series: TRS-R.
MERSEN
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 35 A, 600 V AC, 300 V DC, Non-Indicating (MPN TRS35R). Key specifications — Series: TRS-R.
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 100 mA, 600 V AC, 600 V DC, Non-Indicating (MPN TRS1/10R). Key specifications — Series: TRS-R.
MERSEN
MERSEN Fuse: Class RK5, TRS-R Series, Time-Delay, 100 mA, 600 V AC, 600 V DC, Non-Indicating (MPN TRS1/10R). Key specifications — Series: TRS-R.