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

BUSSMANN IEC Fuse: Time Delay, 4 A, 500 V AC - IEC Type D Fuses
BUSSMANN IECIEC Type D Fuses

BUSSMANN IEC Fuse: Time Delay, 4 A, 500 V AC

The BUSSMANN IEC Fuse is a time-delay, 4 A, 500 V AC fuse in the DII Class D fuse size, model D27 (MPN 4D27). This IEC Type D fuse from BUSSMANN is designed for overcurrent protection in industrial equipment.

SKU 3G-OTH-127611

Brand
BUSSMANN IEC
Item
Fuse: Time Delay, 4 A, 500 V AC
Category
IEC Type D 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 IEC
Manufacturer Part Number
4D27

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

Product Description

The BUSSMANN IEC Fuse is a time-delay, 4 A, 500 V AC fuse in the DII Class D fuse size, model D27 (MPN 4D27). This IEC Type D fuse from BUSSMANN is designed for overcurrent protection in industrial equipment.

Frequently Asked Questions

What is the BUSSMANN IEC Fuse 4D27 used for?

The BUSSMANN IEC Fuse 4D27 is a time-delay, 4 A, 500 V AC fuse in the DII Class D size. It provides overcurrent protection for industrial equipment, such as motor circuits and control panels, where inrush currents require a slow-blow characteristic.

What are the specifications of the BUSSMANN 4D27 fuse?

The BUSSMANN 4D27 is a DII Class D fuse rated 4 A at 500 V AC. It has a time-delay characteristic and is designed for IEC Type D fuse holders. The manufacturer part number is 4D27, and it is made by BUSSMANN.

Where to buy BUSSMANN IEC fuses worldwide?

3G Electric supplies BUSSMANN IEC fuses, including the 4D27 model, to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this overcurrent protection component.

How to select the correct BUSSMANN IEC fuse for my application?

To select the correct BUSSMANN IEC fuse, match the voltage (500 V AC), current rating (4 A), and fuse size (DII Class D) to your equipment's requirements. Ensure the time-delay characteristic suits your inrush current profile. Consult the manufacturer's data sheet for coordination details.

Used in

Common applications for BUSSMANN IEC
Motor control centers — BUSSMANN IEC Type D time-delay fuses (e.g., 63D33) for motor branch circuit protection
Distribution boards — BUSSMANN IEC Type D fast-acting fuses (e.g., 20D27Q) for feeder circuit overcurrent protection
Industrial machinery — BUSSMANN IEC Type D time-delay fuses (e.g., 35D33) for transformer and capacitor bank protection
HVAC systems — BUSSMANN IEC Type D time-delay fuses (e.g., 25D27) for compressor and fan motor circuits
Lighting panels — BUSSMANN IEC Type D fast-acting fuses (e.g., 10D27) for lighting circuit short-circuit protection
Pump stations — BUSSMANN IEC Type D time-delay fuses (e.g., 50D33) for pump motor starting and running protection

BUSSMANN IEC Products

3G Electric supplies BUSSMANN IEC iec type d 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 IEC Fuse: Time Delay, 20 A, 500 V AC, DII Class D Fuse Size (MPN 20D27)
BUSSMANN IEC
BUSSMANN IEC Fuse: Time Delay, 20 A, 500 V AC, DII Class D Fuse Size (MPN 20D27)
BUSSMANN IEC Fuse: Time Delay, 2 A, 500 V AC, DII Class D Fuse Size (MPN 2D27)
BUSSMANN IEC
BUSSMANN IEC Fuse: Time Delay, 2 A, 500 V AC, DII Class D Fuse Size (MPN 2D27)
BUSSMANN IEC Fuse: Time Delay, 25 A, 500 V AC, DII Class D Fuse Size (MPN 25D27)
BUSSMANN IEC
BUSSMANN IEC Fuse: Time Delay, 25 A, 500 V AC, DII Class D Fuse Size (MPN 25D27)
BUSSMANN IEC Fuse: Time Delay, 10 A, 500 V AC, DII Class D Fuse Size (MPN 10D27)
BUSSMANN IEC
BUSSMANN IEC Fuse: Time Delay, 10 A, 500 V AC, DII Class D Fuse Size (MPN 10D27)
BUSSMANN IEC Fuse: Time Delay, 16 A, 500 V AC, DII Class D Fuse Size (MPN 16D27)
BUSSMANN IEC
BUSSMANN IEC Fuse: Time Delay, 16 A, 500 V AC, DII Class D Fuse Size (MPN 16D27)
IEC Type D time-delay fuse rated 63 A at 500 V AC. DIII Class D fuse size with D33 designation. Provides overcurrent protection in industrial electrical systems, suitable for motor circuits and transformers where high inrush currents occur
BUSSMANN IEC
IEC Type D time-delay fuse rated 63 A at 500 V AC. DIII Class D fuse size with D33 designation. Provides overcurrent protection in industrial electrical systems, suitable for motor circuits and transformers where high inrush currents occur

More from BUSSMANN IEC

View all BUSSMANN IEC parts
Fast-acting IEC Type D fuse rated 50 A and 400 V AC in D02 size. Provides overcurrent protection for branch circuits, motor starters, and control panels in industrial electrical systems
BUSSMANN IEC
Fast-acting IEC Type D fuse rated 50 A and 400 V AC in D02 size. Provides overcurrent protection for branch circuits, motor starters, and control panels in industrial electrical systems
Fast-acting IEC Type D fuse rated 25 A and 500 V AC. Designed for DI Class D fuse size (D16) applications. Provides overcurrent protection in industrial equipment
BUSSMANN IEC
Fast-acting IEC Type D fuse rated 25 A and 500 V AC. Designed for DI Class D fuse size (D16) applications. Provides overcurrent protection in industrial equipment
IEC Type D time-delay fuse rated 4 A, 500 V AC, with DI classification and D16 size. Designed for overcurrent protection in industrial equipment such as motor circuits, transformers, control panels, and switchgear where inrush currents are present
BUSSMANN IEC
IEC Type D time-delay fuse rated 4 A, 500 V AC, with DI classification and D16 size. Designed for overcurrent protection in industrial equipment such as motor circuits, transformers, control panels, and switchgear where inrush currents are present
Fast-acting IEC Type D fuse rated 63 A at 500 V AC. Designed for overcurrent protection in industrial electrical systems, including switchgear, motor control centers, and distribution panels. Fits DIII Class D fuse holders with D33 rating
BUSSMANN IEC
Fast-acting IEC Type D fuse rated 63 A at 500 V AC. Designed for overcurrent protection in industrial electrical systems, including switchgear, motor control centers, and distribution panels. Fits DIII Class D fuse holders with D33 rating
IEC Type D fuse rated 100 A and 500 V AC with time-delay (DIV) characteristic. Designed for overcurrent protection in industrial circuits, such as motor starters, transformers, and control panels, where high inrush currents require nuisance tripping avoidance. Fuse size D125
BUSSMANN IEC
IEC Type D fuse rated 100 A and 500 V AC with time-delay (DIV) characteristic. Designed for overcurrent protection in industrial circuits, such as motor starters, transformers, and control panels, where high inrush currents require nuisance tripping avoidance. Fuse size D125
IEC Type D time-delay fuse rated 6 A at 500 V AC. DII Class D fuse size (D27). Provides overcurrent protection for circuits with temporary inrush currents, such as motor starting or transformer energization
BUSSMANN IEC
IEC Type D time-delay fuse rated 6 A at 500 V AC. DII Class D fuse size (D27). Provides overcurrent protection for circuits with temporary inrush currents, such as motor starting or transformer energization
Fast-acting IEC Type D fuse rated 2 A and 500 V AC. Features a DII Class D fuse size with D27 designation. Suitable for overcurrent protection in industrial electrical circuits where compact dimensions are required
BUSSMANN IEC
Fast-acting IEC Type D fuse rated 2 A and 500 V AC. Features a DII Class D fuse size with D27 designation. Suitable for overcurrent protection in industrial electrical circuits where compact dimensions are required
Fast-acting IEC Type D fuse rated 50 A at 500 V AC. DIII Class D size with D33 dimension code. Provides overcurrent protection in industrial electrical systems such as motor circuits, transformers, and power distribution
BUSSMANN IEC
Fast-acting IEC Type D fuse rated 50 A at 500 V AC. DIII Class D size with D33 dimension code. Provides overcurrent protection in industrial electrical systems such as motor circuits, transformers, and power distribution