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HUBBELL HBL3521C General Purpose Locking Plug - General Purpose Plugs
HUBBELLGeneral Purpose Plugs

HUBBELL HBL3521C General Purpose Locking Plug

The HUBBELL HBL3521C is a Non-NEMA locking plug, a general-purpose plug in black/white. It is rated for 250/600V AC with a current rating of 10 A_20 A, featuring 4 poles and 5 blades.

SKU 3G-OTH-12810

Brand
HUBBELL
Item
HBL3521C General Purpose Locking Plug
Part Number
HBL3521C
Category
General Purpose Plugs
Available to Order
Also known as:HBL3521CHUBBELL
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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

HUBBELL
Manufacturer Part Number
HBL3521C
Type
Black/White, 10 A_20 A
AC
250/600V
Pole
4
Blade
5

Technical Documents

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

Product Description

The HUBBELL HBL3521C is a Non-NEMA locking plug, a general-purpose plug in black/white. It is rated for 250/600V AC with a current rating of 10 A_20 A, featuring 4 poles and 5 blades.

Frequently Asked Questions

What is the HUBBELL HBL3521C locking plug used for?

The HUBBELL HBL3521C locking plug is used for industrial power connections requiring a secure, non-NEMA configuration. It is suitable for applications needing 250/600V AC, 10A to 20A, with 4 poles and 5 blades, commonly in manufacturing or heavy equipment.

What are the specifications of the HUBBELL HBL3521C locking plug?

The HUBBELL HBL3521C is a general purpose locking plug with a black/white housing. It operates at 250/600V AC, supports 10A to 20A, and features 4 poles and 5 blades. The manufacturer part number is HBL3521C, and it is a non-NEMA design.

Where to buy the HUBBELL HBL3521C locking plug worldwide?

You can source the HUBBELL HBL3521C locking plug through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable supply for your operations.

How to select the correct HUBBELL locking plug for your application?

To select the correct HUBBELL locking plug, match voltage (250/600V AC), current rating (10A to 20A), pole and blade count (4 pole, 5 blade), and ensure the non-NEMA configuration fits your receptacle. Consult a qualified electrician for compatibility with your system.

Used in

Common applications for HUBBELL
Industrial power distribution — HBL20418 locking inlet for 250V DC/600V AC, 30A connections
Portable equipment connections — HBL5266C straight blade plug for 125V AC, 15A cords
Watertight industrial environments — HBLS330R6W pin and sleeve receptacle for 220-240V AC, 30A
Commercial facility wiring — HBL5262 duplex receptacle for 125V AC, 15A branch circuits
HVAC and light industrial tools — HBL5662 duplex receptacle for 250V AC, 15A equipment
Temporary power distribution — HBL3433GCB locking connector for 250V AC, 30A applications
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HUBBELL Products

3G Electric supplies HUBBELL general purpose plugs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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