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

BUSSMANN Medium Voltage Fuse: AMWNA Series, E-Rated, Time-Delay, 4 A, 5.5 kV AC - Time-Delay Cylindrical Fuses
BUSSMANNTime-Delay Cylindrical Fuses

BUSSMANN Medium Voltage Fuse: AMWNA Series, E-Rated, Time-Delay, 4 A, 5.5 kV AC

The BUSSMANN AMWNA Series is a medium voltage, time-delay cylindrical fuse rated at 4 A and 5.5 kV AC. It is E-Rated and non-indicating, with the manufacturer part number 5.5AMWNA4.0E. This product is designed for…

SKU 3G-OTH-129865

Also listed as: 55AMWNA40E · 5 5AMWNA4 0E · 5-5AMWNA4-0E

Brand
BUSSMANN
Item
Medium Voltage Fuse: AMWNA Series, E-Rated, Time-Delay, 4 A, 5.5 kV AC
Category
Time-Delay Cylindrical Fuses
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
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

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

BUSSMANN
Manufacturer Part Number
5.5AMWNA4.0E
Type
E-Rated, Time-Delay, 4 A, 5.5 kV AC, Non-Indicating

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

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

Product Description

The BUSSMANN AMWNA Series is a medium voltage, time-delay cylindrical fuse rated at 4 A and 5.5 kV AC. It is E-Rated and non-indicating, with the manufacturer part number 5.5AMWNA4.0E. This product is designed for overcurrent protection in medium voltage applications.

Frequently Asked Questions

What is the BUSSMANN AMWNA Series medium voltage fuse used for?

The BUSSMANN AMWNA Series fuse is used for overcurrent protection in medium voltage applications. It is E-Rated and time-delay, making it suitable for circuits with inrush currents, such as motor starters and transformers, in industrial power distribution systems.

What are the specifications of the BUSSMANN 5.5AMWNA4.0E fuse?

The BUSSMANN 5.5AMWNA4.0E is a medium voltage, time-delay cylindrical fuse rated at 4 A and 5.5 kV AC. It is E-Rated and non-indicating, part of the AMWNA Series. This fuse provides reliable overcurrent protection in medium voltage circuits.

Where to buy BUSSMANN medium voltage fuses worldwide?

You can source the BUSSMANN 5.5AMWNA4.0E fuse through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive genuine BUSSMANN components for your medium voltage protection needs.

How to select the correct BUSSMANN AMWNA fuse for an application?

To select the correct BUSSMANN AMWNA fuse, match the voltage rating (5.5 kV AC) and current rating (4 A) to your circuit requirements. The time-delay characteristic accommodates inrush currents. Consult the manufacturer's data sheet for coordination with upstream protection devices.

Used in

Common applications for BUSSMANN
Industrial motor control centers — BUSSMANN LPT series Class T time-delay fuses for branch circuit protection
Semiconductor protection in variable frequency drives — BUSSMANN FWA series fast-acting bolt-on fuses rated 150 V AC/DC
Automotive auxiliary circuit protection — BUSSMANN CB222 series Type II circuit breakers in 12 V DC systems
Control panel overcurrent protection — BUSSMANN FNA series midget time-delay indicating fuses for instrumentation
Main feeder protection in power distribution — BUSSMANN KLU series Class L time-delay bolt-on fuses up to 650 A
Fuse replacement in existing panels — BUSSMANN S-8301-1-R fuse block accepting 3AG and other glass/ceramic fuses

BUSSMANN Products

3G Electric supplies BUSSMANN 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

Compatible alternatives & equivalents

Cross-referenced by specification & description
BUSSMANN Medium Voltage Fuse: AMWNA Series, E-Rated, Time-Delay, 1 A, 5.5 kV AC, Non-Indicating (MPN 5.5AMWNA1.0E)
BUSSMANN
BUSSMANN Medium Voltage Fuse: AMWNA Series, E-Rated, Time-Delay, 1 A, 5.5 kV AC, Non-Indicating (MPN 5.5AMWNA1.0E)
BUSSMANN Medium Voltage Fuse: AMWNA Series, E-Rated, Time-Delay, 500 mA, 5.5 kV AC, Non-Indicating (MPN 5.5AMWNA0.5E)
BUSSMANN
BUSSMANN Medium Voltage Fuse: AMWNA Series, E-Rated, Time-Delay, 500 mA, 5.5 kV AC, Non-Indicating (MPN 5.5AMWNA0.5E)
BUSSMANN Medium Voltage Fuse: AMWNA Series, E-Rated, Time-Delay, 3 A, 5.5 kV AC, Non-Indicating (MPN 5.5AMWNA3.0E)
BUSSMANN
BUSSMANN Medium Voltage Fuse: AMWNA Series, E-Rated, Time-Delay, 3 A, 5.5 kV AC, Non-Indicating (MPN 5.5AMWNA3.0E)
BUSSMANN Medium Voltage Fuse: AMWNA Series, E-Rated, Time-Delay, 5 A, 5.5 kV AC, Non-Indicating (MPN 5.5AMWNA5.0E)
BUSSMANN
BUSSMANN Medium Voltage Fuse: AMWNA Series, E-Rated, Time-Delay, 5 A, 5.5 kV AC, Non-Indicating (MPN 5.5AMWNA5.0E)
BUSSMANN Medium Voltage Fuse: AMWNA Series, E-Rated, Time-Delay, 2 A, 5.5 kV AC, Non-Indicating (MPN 5.5AMWNA2.0E)
BUSSMANN
BUSSMANN Medium Voltage Fuse: AMWNA Series, E-Rated, Time-Delay, 2 A, 5.5 kV AC, Non-Indicating (MPN 5.5AMWNA2.0E)
BUSSMANN Medium Voltage Fuse: ABWNA Series, E-Rated, Time-Delay, 5 A, 5.5 kV AC, Non-Indicating (MPN 5.5ABWNA5E)
BUSSMANN
BUSSMANN Medium Voltage Fuse: ABWNA Series, E-Rated, Time-Delay, 5 A, 5.5 kV AC, Non-Indicating (MPN 5.5ABWNA5E)

More from BUSSMANN

View all BUSSMANN parts
BUSSMANN Fuse: FNM Series, Midget, Time-Delay, 2 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN FNM-2)
BUSSMANN
BUSSMANN Fuse: FNM Series, Midget, Time-Delay, 2 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN FNM-2)
Fuse: FNQ-R Series, Time-Delay, 1.3 A, 600 V AC, Non-Indicating, 13/32 in x 1 1/2 in (MPN FNQ-R-1-3/10)
BUSSMANN
Fuse: FNQ-R Series, Time-Delay, 1.3 A, 600 V AC, Non-Indicating, 13/32 in x 1 1/2 in (MPN FNQ-R-1-3/10)
BUSSMANN Fuse: Class RK5, FRN-R-ID Series, Time-Delay, 45 A, 250 V AC, 125 V DC, Indicating (MPN FRN-R-45ID)
BUSSMANN
BUSSMANN Fuse: Class RK5, FRN-R-ID Series, Time-Delay, 45 A, 250 V AC, 125 V DC, Indicating (MPN FRN-R-45ID)
BUSSMANN Fuse: FNQ Series, Midget, Time-Delay, 125 mA, 500 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN FNQ-1/8)
BUSSMANN
BUSSMANN Fuse: FNQ Series, Midget, Time-Delay, 125 mA, 500 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN FNQ-1/8)
BUSSMANN Fuse: Class RK5, FRN-R-ID Series, Time-Delay, 30 A, 250 V AC, 125 V DC, Indicating (MPN FRN-R-30ID)
BUSSMANN
BUSSMANN Fuse: Class RK5, FRN-R-ID Series, Time-Delay, 30 A, 250 V AC, 125 V DC, Indicating (MPN FRN-R-30ID)
BUSSMANN Fuse: FNM Series, Midget, Time-Delay, 30 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN FNM-30)
BUSSMANN
BUSSMANN Fuse: FNM Series, Midget, Time-Delay, 30 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN FNM-30)
BUSSMANN Fuse: S505 Series, Time-Delay, 800 mA, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S505-800-R)
BUSSMANN
BUSSMANN Fuse: S505 Series, Time-Delay, 800 mA, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN S505-800-R)
BUSSMANN Fuse: MDL Series, Time-Delay, 3.2 A, 250 V AC, 1/4 in x 1 1/4 in (MPN MDL-3-2/10-R)
BUSSMANN
BUSSMANN Fuse: MDL Series, Time-Delay, 3.2 A, 250 V AC, 1/4 in x 1 1/4 in (MPN MDL-3-2/10-R)