We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
HUBBELL HBL5100MI9W Watertight Interlock - Watertight Interlocks
HUBBELLWatertight Interlocks

HUBBELL HBL5100MI9W Watertight Interlock

The HUBBELL Mechanical Interlock (MPN HBL5100MI9W) is a watertight interlock rated for 120/208V AC, three-phase, 100 A, 4-pole, 5-wire configurations. This HUBBELL device is designed for non-reverse service applications.

SKU 3G-OTH-14479

Brand
HUBBELL
Item
HBL5100MI9W Watertight Interlock
Part Number
HBL5100MI9W
Category
Watertight Interlocks
Available to Order
Also known as:HBL5100MI9WHUBBELL
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

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

HUBBELL
Manufacturer Part Number
HBL5100MI9W
Reverse Service
No

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

The HUBBELL Mechanical Interlock (MPN HBL5100MI9W) is a watertight interlock rated for 120/208V AC, three-phase, 100 A, 4-pole, 5-wire configurations. This HUBBELL device is designed for non-reverse service applications.

Frequently Asked Questions

What is the HUBBELL Mechanical Interlock HBL5100MI9W used for?

The HUBBELL Mechanical Interlock HBL5100MI9W is a watertight interlock used to safely control power in industrial environments. It prevents connection or disconnection under load, making it suitable for three-phase equipment in manufacturing, processing, and utility applications requiring 120/208V AC, 100 A, 4-pole, 5-wire configurations.

What are the specifications of the HUBBELL Mechanical Interlock HBL5100MI9W?

The HUBBELL Mechanical Interlock HBL5100MI9W is rated for 120/208V AC, three-phase, 100 A, with 4 poles and 5 wires. It is a watertight interlock designed for non-reverse service. The manufacturer part number is HBL5100MI9W, and it is built by HUBBELL for reliable industrial power control.

Where to buy the HUBBELL Mechanical Interlock HBL5100MI9W worldwide?

You can source the HUBBELL Mechanical Interlock HBL5100MI9W through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time; we supply genuine HUBBELL components for your industrial needs.

How to install the HUBBELL Mechanical Interlock HBL5100MI9W?

Install the HUBBELL Mechanical Interlock HBL5100MI9W by mounting it securely in a dry, accessible location. Ensure power is off before wiring the 4-pole, 5-wire configuration per local codes. Use appropriate conduit and torque connections to manufacturer specs. Test the interlock mechanism to confirm proper operation before energizing.

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
Not sure this is the right part? Photo-identify it

HUBBELL Products

3G Electric supplies HUBBELL watertight interlocks. 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

More from HUBBELL

View all HUBBELL parts

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first