The Wöhner 31930 is a high-quality single-pole fuse holder with integrated LED indication, designed for use with 10 × 38 mm cylindrical fuse links in industrial control panels and power distribution systems. As part of the AMBUS® Panel range, it provides safe, reliable circuit protection together with clear visual indication of a blown fuse, helping reduce troubleshooting time and maintenance costs.
Designed for DIN rail mounting, the Wöhner 31930 features a generous clamping range, integrated label holder and compact modular design, making it ideal for panel builders, OEMs and industrial electricians requiring dependable low-voltage fuse protection.
Rated at 32 A with an operating voltage of 12–72 V AC/DC, this genuine Wöhner fuse holder is suitable for industrial control circuits, auxiliary power systems and low-voltage distribution applications where rapid fault identification is important.
Key Advantages
Designed for 10 × 38 mm cylindrical fuse links.
Single-pole configuration for flexible panel layouts.
Integrated LED blown fuse indication.
32 A rated current.
12–72 V AC/DC operating voltage.
DIN rail mounting with integrated label holder.
Key Features
Wöhner AMBUS® Panel series.
Fuse holder for 10 × 38 mm cylindrical fuse links.
1-pole configuration.
32 A rated current.
12–72 V AC/DC LED indication.
Suitable for IEC / HD 60269-2 fuse links.
Large clamping range for simplified installation.
DIN rail mounting with integrated label holder.
Reliable Protection for Low-Voltage Control Circuits
The Wöhner 31930 securely accommodates a 10 × 38 mm cylindrical fuse to provide dependable protection against overloads and short circuits in industrial control systems. Its integrated LED indicator provides immediate visual confirmation when a fuse has operated, allowing maintenance engineers to identify faults quickly and minimise downtime.
Its compact design, generous terminal capacity and DIN rail installation make it particularly suitable for industrial automation panels, machine control cabinets and OEM electrical equipment where efficient maintenance and dependable protection are essential.
Typical Applications
Industrial control panels.
Machine automation systems.
Auxiliary power circuits.
OEM electrical equipment.
Process control installations.
Low-voltage distribution systems.
Technical Specifications
Current
30 A
Phase
Single Phase
Manufacturer
Wöhner
Series
AMBUS® Panel
Model
31930
Alternative part number
31930000
Product type
Fuse holder with LED indication
Fuse size
10 × 38 mm cylindrical
Configuration
1-pole
Rated current
32 A
Operating voltage
12–72 V AC/DC
Rated impulse withstand voltage
6 kV
Mounting type
DIN rail
Fuse standard
IEC / HD 60269-2
Standards
IEC 60947-1, IEC 60947-3, UL 4248-1
Approvals
UL
Pack quantity
12
EAN
4021267319304
Frequently Asked Questions
What is the Wöhner 31930 used for?
The Wöhner 31930 is a single-pole fuse holder designed for 10 × 38 mm cylindrical fuse links used in industrial control and low-voltage power distribution systems.
What does the integrated LED indicate?
The LED provides a visual indication when the installed fuse has operated, making it easier to identify a blown fuse during maintenance.
What fuse size is compatible?
The holder is designed for standard 10 × 38 mm cylindrical fuse links compliant with IEC / HD 60269-2.
How is the Wöhner 31930 installed?
The fuse holder is designed for quick installation onto a standard DIN mounting rail within electrical control panels and switchgear assemblies.
What is the rated current?
The Wöhner 31930 has a rated current of 32 A with LED indication operating from 12–72 V AC/DC.
Trusted by Electrical Professionals Worldwide
Wöhner AMBUS® Panel fuse holders are trusted by panel builders, OEM manufacturers and industrial electricians for dependable circuit protection, rapid fault identification and reliable long-term performance in demanding industrial environments.
Current
30 A
Phase
Single Phase
Manufacturer
Wöhner
Series
AMBUS® Panel
Model
31930
Alternative part number
31930000
Product type
Fuse holder with LED indication
Fuse size
10 × 38 mm cylindrical
Configuration
1-pole
Rated current
32 A
Operating voltage
12–72 V AC/DC
Rated impulse withstand voltage
6 kV
Mounting type
DIN rail
Fuse standard
IEC / HD 60269-2
Standards
IEC 60947-1, IEC 60947-3, UL 4248-1
Approvals
UL
Pack quantity
12
EAN
4021267319304
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
Trusted Manfacturers
● frequently asked questions
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.
What product ranges do you supply
We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
Can you help specify the correct part?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
Do you have stock for urgent orders?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
What are your delivery times and costs?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
What about warranties, returns and faulty items?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
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...