Mersen HSBWDM black screw-mounted rotary selector handle for compatible 20 A to 100 A door-mounted disconnect switches with NEMA Type 3R and Type 12 protection.
SKU:HSBWDMMPN:HSBWDM
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Why Choose the Mersen HSBWDM Black Rotary Selector Handle?
The Mersen HSBWDM is a robust black rotary selector handle designed for compatible Mersen door-mounted disconnect switches. It provides safe and reliable external operation of the switch from the front of an electrical enclosure, allowing operators to isolate equipment without opening the cabinet door. The HSBWDM features a screw-mounted design and is suitable for disconnect switches rated from 20 A to 100 A.
Designed for industrial control panels, machinery and power distribution systems, the HSBWDM combines dependable mechanical operation with a durable construction suitable for demanding environments. Its selector-style operation provides clear ON/OFF indication while maintaining enclosure protection for safe day-to-day operation.
With its NEMA Type 3R and NEMA Type 12 environmental rating, the HSBWDM is suitable for indoor and sheltered outdoor installations where reliable switch operation and enclosure integrity are essential.
Key Advantages
Designed for compatible Mersen door-mounted disconnect switches.
Screw-mounted rotary selector handle for secure installation.
Compatible with 20 A to 100 A disconnect switches.
NEMA Type 3R and Type 12 enclosure rating.
Provides safe external ON/OFF operation.
Suitable for industrial machinery and electrical distribution panels.
Key Features
Manufacturer: Mersen.
Model: HSBWDM.
Black rotary selector handle.
Screw-mounted door installation.
External operation of disconnect switches.
NEMA Type 3R / Type 12 environmental protection.
Compatible with selected 20 A to 100 A door-mounted switches.
Heavy-duty industrial construction.
Reliable External Disconnect Switch Control
Rotary selector handles provide a safe method of operating disconnect switches from outside an enclosure, reducing unnecessary access to live electrical equipment during normal switching operations. This improves operator safety while maintaining the environmental protection of the enclosure.
The Mersen HSBWDM has been developed for industrial machinery, OEM equipment and electrical control systems where dependable switch operation, robust construction and long-term reliability are required.
Typical Applications
Industrial control panels.
Machine disconnect systems.
Power distribution equipment.
Motor control centres.
OEM machinery and automation equipment.
Commercial and industrial electrical installations.
Technical Specifications
Manufacturer
Mersen
Model
HSBWDM
Product type
Rotary selector handle
Accessory type
Disconnect switch operating handle
Handle colour
Black
Mounting type
Screw-mounted door installation
Operation
Rotary ON/OFF selector
Compatible switch ratings
20 A to 100 A
Compatible products
Selected Mersen door-mounted disconnect switches
Environmental rating
NEMA Type 3R / Type 12
Approximate weight
0.2 lb (0.09 kg)
Country of manufacture
United States
Frequently Asked Questions
What is the Mersen HSBWDM used for?
The HSBWDM is a screw-mounted black rotary selector handle used to operate compatible Mersen door-mounted disconnect switches from outside an electrical enclosure.
Which disconnect switches is the HSBWDM compatible with?
It is designed for selected Mersen door-mounted disconnect switches rated from 20 A to 100 A. Compatibility should always be confirmed with the specific switch model.
What enclosure rating does the HSBWDM provide?
The handle is designed for applications requiring NEMA Type 3R and NEMA Type 12 protection.
How is the HSBWDM mounted?
The HSBWDM uses a screw-mounted installation for secure attachment to compatible enclosure doors.
Where is the HSBWDM typically installed?
It is commonly fitted to industrial control panels, machine control cabinets and electrical distribution equipment using compatible Mersen disconnect switches.
Trusted by Electrical Panel Builders
Mersen disconnect switch accessories are trusted by OEMs, panel builders and maintenance engineers worldwide to provide reliable external switching and safe equipment isolation across industrial electrical installations.
Manufacturer
Mersen
Model
HSBWDM
Product type
Rotary selector handle
Accessory type
Disconnect switch operating handle
Handle colour
Black
Mounting type
Screw-mounted door installation
Operation
Rotary ON/OFF selector
Compatible switch ratings
20 A to 100 A
Compatible products
Selected Mersen door-mounted disconnect switches
Environmental rating
NEMA Type 3R / Type 12
Approximate weight
0.2 lb (0.09 kg)
Country of manufacture
United States
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.
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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...