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

SQUARE D Bolt-On Hubs: For Conduit Size 1/2 in - Disconnect Switch Enclosure Hubs
SQUARE DDisconnect Switch Enclosure Hubs

SQUARE D Bolt-On Hubs: For Conduit Size 1/2 in

The SQUARE D Bolt-On Hub (MPN H050CP) is a disconnect switch enclosure hub for 1/2-inch conduit, rated NEMA 12/12K/3R/4/4X/5. 3G Electric interprets this demand and delivers the genuine SQUARE D component, backed by…

SKU 3G-OTH-26310

Brand
SQUARE D
Item
Bolt-On Hubs: For Conduit Size 1/2 in
Category
Disconnect Switch Enclosure Hubs
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
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

Technical Specifications

SQUARE D
Manufacturer Part Number
H050CP
Type
NEMA Enclosure Rating 12/12K/3R/4/4X/5
View Full Spec Sheet

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

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

Product Description

The SQUARE D Bolt-On Hub (MPN H050CP) is a disconnect switch enclosure hub for 1/2-inch conduit, rated NEMA 12/12K/3R/4/4X/5. 3G Electric interprets this demand and delivers the genuine SQUARE D component, backed by our specialist expertise in electrical controls across 14 industrial departments.

Frequently Asked Questions

What is a SQUARE D bolt-on hub used for?

A SQUARE D bolt-on hub is used to connect conduit to a disconnect switch enclosure, providing a watertight and dust-tight seal. It is suitable for NEMA 12, 12K, 3R, 4, 4X, and 5 rated enclosures, protecting electrical connections in industrial and outdoor environments.

What are the specifications of the SQUARE D H050CP bolt-on hub?

The SQUARE D H050CP bolt-on hub is designed for 1/2 in conduit size. It carries NEMA enclosure ratings 12, 12K, 3R, 4, 4X, and 5, making it suitable for indoor and outdoor use. The manufacturer part number is H050CP, and it is a disconnect switch enclosure hub.

Where to buy SQUARE D H050CP bolt-on hubs worldwide?

You can source SQUARE D H050CP bolt-on hubs through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine SQUARE D components for your enclosure needs.

How to install a SQUARE D bolt-on hub on an enclosure?

To install a SQUARE D bolt-on hub, first ensure the enclosure knockout matches the 1/2 in conduit size. Insert the hub through the knockout from outside, then secure it with the provided locknut inside the enclosure. Tighten to manufacturer torque specs for a watertight seal. Always follow local electrical codes.

Used in

Common applications for SQUARE D
Commercial building electrical panels — Square D QO series plug-in circuit breakers for branch circuit protection
Industrial motor control centers — Square D QOB series bolt-on breakers in NQOD panelboards
Heating equipment installations — Square D QOU series unit-mount breakers for overcurrent protection
Outdoor electrical distribution — Square D L-Frame enclosures housing LAL/LHL breakers for 400 A service
Indoor facility power distribution — Square D Q-Frame enclosures with QBL/QDL breakers for 225 A circuits
Retrofit and replacement in existing Square D load centers — QO series breakers for 120/240V AC systems

SQUARE D Products

3G Electric supplies SQUARE D disconnect switch enclosure hubs. 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

Similar products

Matched by specification & description
SQUARE D Manual Motor Switch: 3 Poles, 30 A, 1 NEMA Rating, Stainless Steel Enclosure (MPN 2510KS2). Key specifications — Brand: SQUARE D; Maximum Voltage Rating: 600V AC; Mounting Style: Flush; Pilot Light: Not Included; Enclosure Material: Stainless Steel.
SQUARE D
SQUARE D Manual Motor Switch: 3 Poles, 30 A, 1 NEMA Rating, Stainless Steel Enclosure (MPN 2510KS2). Key specifications — Brand: SQUARE D; Maximum Voltage Rating: 600V AC; Mounting Style: Flush; Pilot Light: Not Included; Enclosure Material: Stainless Steel.
SQUARE D Manual Motor Switch: 2 Poles, 30 A, 4 NEMA Rating, Painted Steel Enclosure (MPN 2510KW1). Key specifications — Brand: SQUARE D; Maximum Voltage Rating: 230V DC; Mounting Style: Surface; Pilot Light: Not Included; Enclosure Material: Painted Steel.
SQUARE D
SQUARE D Manual Motor Switch: 2 Poles, 30 A, 4 NEMA Rating, Painted Steel Enclosure (MPN 2510KW1). Key specifications — Brand: SQUARE D; Maximum Voltage Rating: 230V DC; Mounting Style: Surface; Pilot Light: Not Included; Enclosure Material: Painted Steel.
SQUARE D Manual Motor Switch: 3 Poles, 20 A, 0.75 in Hub Dia, Feed Through (MPN 2510KR2H). Key specifications — Brand: SQUARE D; Factory Sealed: No.
SQUARE D
SQUARE D Manual Motor Switch: 3 Poles, 20 A, 0.75 in Hub Dia, Feed Through (MPN 2510KR2H). Key specifications — Brand: SQUARE D; Factory Sealed: No.
SQUARE D Manual Motor Switch: 2 Poles, 30 A, 1 NEMA Rating, Painted Steel Enclosure (MPN 2510KG1). Key specifications — Brand: SQUARE D; Maximum Voltage Rating: 600V AC; Mounting Style: Surface; Pilot Light: Not Included; Enclosure Material: Painted Steel.
SQUARE D
SQUARE D Manual Motor Switch: 2 Poles, 30 A, 1 NEMA Rating, Painted Steel Enclosure (MPN 2510KG1). Key specifications — Brand: SQUARE D; Maximum Voltage Rating: 600V AC; Mounting Style: Surface; Pilot Light: Not Included; Enclosure Material: Painted Steel.

More from SQUARE D

View all SQUARE D parts
SQUARE D Bolt-On Hubs: For Conduit Size 2 in, NEMA Enclosure Rating 12/12K/3R/4/4X/5 (MPN H200). Key specifications — Brand: SQUARE D.
SQUARE D
SQUARE D Bolt-On Hubs: For Conduit Size 2 in, NEMA Enclosure Rating 12/12K/3R/4/4X/5 (MPN H200). Key specifications — Brand: SQUARE D.
SQUARE D Bolt-On Hubs: For Conduit Size 3/4 in, NEMA Enclosure Rating 3R (MPN B075). Key specifications — Brand: SQUARE D.
SQUARE D
SQUARE D Bolt-On Hubs: For Conduit Size 3/4 in, NEMA Enclosure Rating 3R (MPN B075). Key specifications — Brand: SQUARE D.
SQUARE D Closing Plate: NEMA Enclosure Rating 3R (MPN BCAP). Key specifications — Brand: SQUARE D.
SQUARE D
SQUARE D Closing Plate: NEMA Enclosure Rating 3R (MPN BCAP). Key specifications — Brand: SQUARE D.
SQUARE D Bolt-On Hubs: For Conduit Size 1-1/2 in, NEMA Enclosure Rating 3R (MPN B150). Key specifications — Brand: SQUARE D.
SQUARE D
SQUARE D Bolt-On Hubs: For Conduit Size 1-1/2 in, NEMA Enclosure Rating 3R (MPN B150). Key specifications — Brand: SQUARE D.
SQUARE D Bolt-On Hubs: For Conduit Size 2-1/2 in, NEMA Enclosure Rating 3R (MPN B250). Key specifications — Brand: SQUARE D.
SQUARE D
SQUARE D Bolt-On Hubs: For Conduit Size 2-1/2 in, NEMA Enclosure Rating 3R (MPN B250). Key specifications — Brand: SQUARE D.
SQUARE D Bolt-On Hubs: For Conduit Size 1 in, NEMA Enclosure Rating 3R (MPN B100). Key specifications — Brand: SQUARE D.
SQUARE D
SQUARE D Bolt-On Hubs: For Conduit Size 1 in, NEMA Enclosure Rating 3R (MPN B100). Key specifications — Brand: SQUARE D.
SQUARE D Bolt-On Hubs: For Conduit Size 2 in, NEMA Enclosure Rating 3R (MPN B200). Key specifications — Brand: SQUARE D.
SQUARE D
SQUARE D Bolt-On Hubs: For Conduit Size 2 in, NEMA Enclosure Rating 3R (MPN B200). Key specifications — Brand: SQUARE D.
SQUARE D Bolt-On Hubs: For Conduit Size 1-1/4 in, NEMA Enclosure Rating 3R (MPN B125). Key specifications — Brand: SQUARE D.
SQUARE D
SQUARE D Bolt-On Hubs: For Conduit Size 1-1/4 in, NEMA Enclosure Rating 3R (MPN B125). Key specifications — Brand: SQUARE D.