Wöhner 31291 TRITON Panel D0 panel-mounted fuse base for D02 (E18) fuse links, rated at 63 A and 400 V AC with DIN rail mounting and touch-protected construction.
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The Wöhner 31291 is a high-quality D0 panel-mounted fuse base designed for D02 (E18) fuse links up to 63 A. As part of the proven Wöhner TRITON® Panel range, it provides reliable overcurrent protection for industrial switchgear, control panels and low-voltage power distribution systems. Its touch-protected design in accordance with DGUV V3 enhances operator safety while ensuring dependable electrical performance.
Manufactured from durable, halogen-free thermoplastic, the Wöhner 31291 features a compact single-pole design with robust cage clamp terminals capable of accepting conductors up to 35 mm². The integrated label holder allows clear circuit identification, making installation, maintenance and troubleshooting more efficient.
Rated for 63 A at 400 V AC, the Wöhner 31291 is ideal for machinery, industrial automation equipment and electrical distribution systems requiring secure installation of D02 fuse links on standard DIN mounting rails.
Key Advantages
Designed for D02 (E18) fuse links.
63 A rated current for industrial power distribution.
400 V AC operating voltage.
Touch-protected construction compliant with DGUV V3.
DIN rail mounting enables quick installation and maintenance.
Key Features
Wöhner TRITON® Panel series.
Model 31291.
Single-pole D0 fuse base.
Compatible with D02 (E18) fuse links.
63 A rated current.
400 V AC / 250 V DC rated voltage.
Touch-safe construction.
Cage clamp terminals.
Integrated holder for circuit identification labels.
DIN rail mounting.
Reliable Protection for Industrial Power Distribution
The Wöhner 31291 securely mounts D02 fuse links used to protect electrical circuits against overloads and short circuits. Its robust construction and dependable terminal design ensure reliable long-term performance while simplifying fuse replacement and routine maintenance.
Its compact dimensions make it particularly suitable for industrial machinery, switchboards and control panels where dependable protection, safe operation and efficient panel layout are essential.
Typical Applications
Industrial control panels.
Low-voltage power distribution.
Machine control systems.
Motor protection circuits.
OEM electrical equipment.
Industrial switchgear assemblies.
Technical Specifications
Manufacturer
Wöhner
Series
TRITON® Panel
Model
31291
Alternative SKU
31291000
Product type
D0 panel-mounted fuse base
Fuse size
D02 (E18)
Number of poles
1
Rated current
63 A
Rated voltage
400 V AC
Rated voltage (DC)
250 V DC
Impulse withstand voltage
6 kV
Short-circuit withstand
50 kA (when protected by suitable fuse)
Protection
Touch protected (DGUV V3)
Mounting type
DIN mounting rail
Terminal type
Cage clamp
Terminal capacity
1.5 to 35 mm²
Dimensions (W × H × D)
27 × 80 × 55 mm
Weight
approx. 139 g
Material
Halogen-free plastic
Frequently Asked Questions
What fuse size does the Wöhner 31291 accept?
It is designed for D02 (E18) fuse links with ratings up to 63 A.
What is the rated current?
The Wöhner 31291 has a rated current of 63 A.
Is the fuse base touch protected?
Yes. It features touch protection in accordance with DGUV V3 to improve operator safety.
How is the Wöhner 31291 installed?
It is designed for quick installation onto a standard DIN mounting rail inside industrial electrical panels.
Where is the Wöhner 31291 commonly used?
It is widely used in industrial switchgear, machinery, electrical distribution systems and OEM control panels requiring reliable D02 fuse protection.
Trusted by Electrical Professionals Worldwide
Wöhner TRITON® fuse bases are trusted by panel builders, OEM manufacturers and industrial engineers for dependable circuit protection, robust construction and reliable long-term performance in industrial electrical installations.
Manufacturer
Wöhner
Series
TRITON® Panel
Model
31291
Alternative SKU
31291000
Product type
D0 panel-mounted fuse base
Fuse size
D02 (E18)
Number of poles
1
Rated current
63 A
Rated voltage
400 V AC
Rated voltage (DC)
250 V DC
Impulse withstand voltage
6 kV
Short-circuit withstand
50 kA (when protected by suitable fuse)
Protection
Touch protected (DGUV V3)
Mounting type
DIN mounting rail
Terminal type
Cage clamp
Terminal capacity
1.5 to 35 mm²
Dimensions (W × H × D)
27 × 80 × 55 mm
Weight
approx. 139 g
Material
Halogen-free plastic
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
Priority sourcing and supply support
Flexible payment terms for qualifying organisations
Support for engineering, maintenance, and operations
500 +
Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
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Common questions about our products and support
At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.
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We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...