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HUBBELL Mechanical Interlock: 120/240V AC, Single Phase, 60 A, 3 Pole - Watertight Interlocks
HUBBELLWatertight Interlocks

HUBBELL Mechanical Interlock: 120/240V AC, Single Phase, 60 A, 3 Pole

The HUBBELL Mechanical Interlock (MPN HBL460MI12W) is a watertight interlock rated for 120/240V AC, single phase, 60 A, with 3 poles and 4 wires. This HUBBELL unit is specified with a voltage rating of 120/240V AC…

SKU 3G-OTH-14434

Brand
HUBBELL
Item
Mechanical Interlock: 120/240V AC, Single Phase, 60 A, 3 Pole
Category
Watertight Interlocks
Available to Order
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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
HBL460MI12W
Voltage Rating
120/240V AC
Reverse Service
No

Technical Documents

No technical documents available for this product.
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HUBBELL Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The HUBBELL Mechanical Interlock (MPN HBL460MI12W) is a watertight interlock rated for 120/240V AC, single phase, 60 A, with 3 poles and 4 wires. This HUBBELL unit is specified with a voltage rating of 120/240V AC and does not include reverse service capability.

Frequently Asked Questions

What is the HUBBELL Mechanical Interlock HBL460MI12W used for?

The HUBBELL Mechanical Interlock HBL460MI12W is a watertight interlock used to safely connect and disconnect portable generators or industrial equipment in commercial and industrial settings. It prevents simultaneous connection of two power sources, ensuring operator safety during maintenance or backup power operations.

What are the specifications of the HUBBELL HBL460MI12W?

The HUBBELL HBL460MI12W is rated for 120/240V AC, single phase, 60 A, with 3 poles and 4 wires. It is a watertight interlock without reverse service capability. The manufacturer part number is HBL460MI12W, and it is designed for reliable electrical isolation in demanding environments.

Where to buy the HUBBELL HBL460MI12W worldwide?

You can source the HUBBELL HBL460MI12W 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 mechanical interlocks for your projects.

How to install the HUBBELL Mechanical Interlock HBL460MI12W?

Installation should follow HUBBELL's instructions and local electrical codes. Mount the interlock in a watertight enclosure, connect line and load conductors to the specified terminals, and verify the interlock mechanism prevents both sources from being engaged simultaneously. Always de-energize circuits before installation and consult a qualified electrician.

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 watertight interlocks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
HUBBELL Mechanical Interlock: 120/240V AC, Single Phase, 100 A, 3 Pole, 4 Wire (MPN HBL4100MI12W)
HUBBELL
HUBBELL Mechanical Interlock: 120/240V AC, Single Phase, 100 A, 3 Pole, 4 Wire (MPN HBL4100MI12W)
HUBBELL Mechanical Interlock: 600V AC, Three Phase, 100 A, 3 Pole, 4 Wire (MPN HBL4100MI5W)
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HUBBELL Mechanical Interlock: 600V AC, Three Phase, 100 A, 3 Pole, 4 Wire (MPN HBL4100MI5W)
HUBBELL Mechanical Interlock: 120/208V AC, Three Phase, 100 A, 4 Pole, 5 Wire (MPN HBL5100MI9W)
HUBBELL
HUBBELL Mechanical Interlock: 120/208V AC, Three Phase, 100 A, 4 Pole, 5 Wire (MPN HBL5100MI9W)
HUBBELL Mechanical Interlock: 277/480V AC, Three Phase, 30 A, 4 Pole, 5 Wire (MPN HBL530MI7W)
HUBBELL
HUBBELL Mechanical Interlock: 277/480V AC, Three Phase, 30 A, 4 Pole, 5 Wire (MPN HBL530MI7W)
HUBBELL Mechanical Interlock: 480V AC, Three Phase, 60 A, 3 Pole, 4 Wire (MPN HBL460MI7W)
HUBBELL
HUBBELL Mechanical Interlock: 480V AC, Three Phase, 60 A, 3 Pole, 4 Wire (MPN HBL460MI7W)
HUBBELL Mechanical Interlock: 240V AC, Three Phase, 60 A, 3 Pole, 4 Wire (MPN HBL460MI9W)
HUBBELL
HUBBELL Mechanical Interlock: 240V AC, Three Phase, 60 A, 3 Pole, 4 Wire (MPN HBL460MI9W)

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