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

3G Electric
RFQ CartGet a QuoteSign inSign up
HUBBELL HBL5666CST Straight Blade Plug - General Purpose Plugs
HUBBELLGeneral Purpose Plugs

HUBBELL HBL5666CST Straight Blade Plug

HUBBELL General Purpose Plugs.

SKU 3G-OTH-14484

Brand
HUBBELL
Item
HBL5666CST Straight Blade Plug
Category
General Purpose Plugs
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

HUBBELL
Manufacturer Part Number
HBL5666CST

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

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

Product Description

HUBBELL General Purpose Plugs.

Frequently Asked Questions

What is the HUBBELL HBL5666CST straight blade plug used for?

The HUBBELL HBL5666CST is a general-purpose straight blade plug used for connecting electrical equipment to a 250V AC, 15 A power source. It is commonly applied in industrial, commercial, and institutional settings for tools, machinery, and appliances requiring a 2-pole, 3-blade NEMA 6-15P configuration.

What are the specifications of the HUBBELL HBL5666CST plug?

The HUBBELL HBL5666CST is a straight blade plug rated 250V AC and 15 A. It features 2 poles and 3 blades in a NEMA 6-15P configuration. The housing is black and white. The manufacturer part number is HBL5666CST. It is designed for general-purpose industrial and commercial power connections.

Where to buy the HUBBELL HBL5666CST plug worldwide?

You can source the HUBBELL HBL5666CST plug worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We supply genuine HUBBELL components for industrial applications.

How to select the correct HUBBELL straight blade plug for your application?

To select the correct HUBBELL straight blade plug, match the voltage and current rating to your equipment: the HBL5666CST is for 250V AC, 15 A circuits. Verify the NEMA configuration (6-15P) and blade count (2-pole, 3-blade). Ensure the plug is compatible with your receptacle and environmental conditions. Consult a qualified electrician for installation.

Used in

Common applications for HUBBELL
Commercial lighting control — HUBBELL toggle switches (e.g., HBL1203STW) for 3-way switching in office corridors
Industrial maintenance — HUBBELL overhead cables (e.g., OC5MB-03) for tool balancers in assembly lines
Institutional wiring — HUBBELL rocker switches (e.g., DS115ST) for single-pole control in school classrooms
Facility upgrades — HUBBELL decorator wall plates (e.g., P262GY) for standard 2-gang outlet covers in commercial buildings
Electrical repair — HUBBELL panel terminal screws (e.g., HBLTSR) for replacing worn terminals in Series 16 devices
Modern interface — HUBBELL touch switches (e.g., WSS1277SS) for maintained 3-way control in hospitality settings

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Compatible alternatives & equivalents

Cross-referenced by specification & description
General-purpose straight blade plug for connecting portable equipment, tools, and appliances to 125 VAC power. Rated 15A, 2-pole, 3-wire grounding with 5-15P configuration. Black/white nylon housing
HUBBELL
General-purpose straight blade plug for connecting portable equipment, tools, and appliances to 125 VAC power. Rated 15A, 2-pole, 3-wire grounding with 5-15P configuration. Black/white nylon housing
General-purpose straight blade plug rated 250V AC, 15A with NEMA 6-15P configuration. Features 2 poles and 3 blades in a white and yellow housing. Suitable for connecting electrical equipment in industrial, commercial, and institutional environments
HUBBELL
General-purpose straight blade plug rated 250V AC, 15A with NEMA 6-15P configuration. Features 2 poles and 3 blades in a white and yellow housing. Suitable for connecting electrical equipment in industrial, commercial, and institutional environments
General purpose straight blade plug with NEMA 5-15P configuration, rated 125V AC and 15 A. Features 2-pole, 3-wire grounding design with a black nylon body. Suitable for connecting portable equipment, tools, and appliances in industrial, commercial, and institutional settings
HUBBELL
General purpose straight blade plug with NEMA 5-15P configuration, rated 125V AC and 15 A. Features 2-pole, 3-wire grounding design with a black nylon body. Suitable for connecting portable equipment, tools, and appliances in industrial, commercial, and institutional settings
General-purpose straight blade plug with NEMA 5-15P configuration, rated 125V AC and 15A. Features 2 poles and 3 blades in a white/yellow nylon housing. Used for terminating portable cords on equipment and tools requiring a standard grounding connection
HUBBELL
General-purpose straight blade plug with NEMA 5-15P configuration, rated 125V AC and 15A. Features 2 poles and 3 blades in a white/yellow nylon housing. Used for terminating portable cords on equipment and tools requiring a standard grounding connection
General-purpose straight blade plug with NEMA 5-20P configuration. Rated 125V AC, 20A, 2-pole, 3-wire grounding. Suitable for powering portable tools, appliances, and machinery in commercial and industrial environments. Housing in black and white
HUBBELL
General-purpose straight blade plug with NEMA 5-20P configuration. Rated 125V AC, 20A, 2-pole, 3-wire grounding. Suitable for powering portable tools, appliances, and machinery in commercial and industrial environments. Housing in black and white
This straight blade plug is rated 20 A at 250 V AC with a NEMA 6-20P configuration. It features a white/yellow nylon housing and is designed for 2-pole, 3-wire grounding applications. Typical uses include connecting industrial machinery, pumps, or controls to a power source in commercial and industrial facilities
HUBBELL
This straight blade plug is rated 20 A at 250 V AC with a NEMA 6-20P configuration. It features a white/yellow nylon housing and is designed for 2-pole, 3-wire grounding applications. Typical uses include connecting industrial machinery, pumps, or controls to a power source in commercial and industrial facilities

More from HUBBELL

View all HUBBELL parts →
General purpose straight blade plug with NEMA 6-20P configuration. Rated 20 A at 250 V AC, 2-pole 3-wire grounding. White/yellow nylon housing. Suitable for industrial and commercial power connections for equipment such as pumps, compressors, and machinery
HUBBELL
General purpose straight blade plug with NEMA 6-20P configuration. Rated 20 A at 250 V AC, 2-pole 3-wire grounding. White/yellow nylon housing. Suitable for industrial and commercial power connections for equipment such as pumps, compressors, and machinery
This locking plug provides a secure twist-lock connection for high-amperage industrial power distribution. Rated 50 A at 125 V AC, it features 2 poles and 3 blades in a black/white non-NEMA housing. Suitable for generators, heavy equipment, and other applications requiring a reliable 50 A power connection
HUBBELL
This locking plug provides a secure twist-lock connection for high-amperage industrial power distribution. Rated 50 A at 125 V AC, it features 2 poles and 3 blades in a black/white non-NEMA housing. Suitable for generators, heavy equipment, and other applications requiring a reliable 50 A power connection
Straight blade plug with NEMA 14-60P configuration, rated 60 A at 125/250V AC. Features 3 poles and 4 blades in a black nylon housing. Suitable for high-power equipment connections in industrial environments
HUBBELL
Straight blade plug with NEMA 14-60P configuration, rated 60 A at 125/250V AC. Features 3 poles and 4 blades in a black nylon housing. Suitable for high-power equipment connections in industrial environments
This HUBBELL locking plug is a non-NEMA design rated for 600V AC and 60 A. It features 3 poles and 4 blades in a yellow housing. Suitable for industrial power distribution and temporary power setups where a secure, locking connection is required to prevent accidental disconnection
HUBBELL
This HUBBELL locking plug is a non-NEMA design rated for 600V AC and 60 A. It features 3 poles and 4 blades in a yellow housing. Suitable for industrial power distribution and temporary power setups where a secure, locking connection is required to prevent accidental disconnection
This HUBBELL locking plug is a non-NEMA configuration with 2 poles and 3 blades, rated for 250V AC and 30A. The housing is black and white. It is used in industrial environments where a secure, vibration-resistant connection is required for power distribution and heavy-duty equipment
HUBBELL
This HUBBELL locking plug is a non-NEMA configuration with 2 poles and 3 blades, rated for 250V AC and 30A. The housing is black and white. It is used in industrial environments where a secure, vibration-resistant connection is required for power distribution and heavy-duty equipment
General-purpose locking plug rated 125/250V AC at 15 A with 3 poles and 3 blades. Black/white housing for secure non-NEMA locking connections. Suitable for portable equipment, generators, and temporary power setups in industrial and commercial environments
HUBBELL
General-purpose locking plug rated 125/250V AC at 15 A with 3 poles and 3 blades. Black/white housing for secure non-NEMA locking connections. Suitable for portable equipment, generators, and temporary power setups in industrial and commercial environments
General purpose straight blade plug with NEMA 6-15P configuration. Rated 15 A at 250 V AC, 2-pole, 3-wire grounding. Black/white nylon housing. Used for power connections in industrial and commercial settings
HUBBELL
General purpose straight blade plug with NEMA 6-15P configuration. Rated 15 A at 250 V AC, 2-pole, 3-wire grounding. Black/white nylon housing. Used for power connections in industrial and commercial settings
This HUBBELL locking plug is a non-NEMA configuration with 2 poles and 3 blades, rated 20 A at 250 V AC. The black/white housing provides a secure, vibration-resistant connection for industrial equipment, portable tools, and temporary power setups where accidental disconnection must be prevented
HUBBELL
This HUBBELL locking plug is a non-NEMA configuration with 2 poles and 3 blades, rated 20 A at 250 V AC. The black/white housing provides a secure, vibration-resistant connection for industrial equipment, portable tools, and temporary power setups where accidental disconnection must be prevented