Send a part number, a photo, or a whole BOM — we supply it and stand behind it. EXW Singapore — collect from our office.

3G Electric
SQUARE D PBQ3660G Fusible Bus Plug - PQ- and PQB -Type, Square D Fusible Bus Plugs
SQUAREPQ- and PQB -Type, Square D Fusible Bus Plugs

SQUARE D PBQ3660G Fusible Bus Plug

The SQUARE D Busway Plug In Unit is a fusible bus plug from the PBQ series, rated for 600 A and 240/600V AC. It is designed for use with SE Square D I-Line and I-Line II Busway systems and accepts H, K, or R class fuses.

SKU 3G-OTH-127623

Brand
SQUARE
Item
D PBQ3660G Fusible Bus Plug
Part Number
PBQ3660G
Category
PQ- and PQB -Type, Square D Fusible Bus Plugs
Available to Order
Also known as:PBQ3660GSQUARE
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.
EXW Singapore
Collect or forward from our office
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
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

SQUARE
Manufacturer Part Number
PBQ3660G

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

Product Description

The SQUARE D Busway Plug In Unit is a fusible bus plug from the PBQ series, rated for 600 A and 240/600V AC. It is designed for use with SE Square D I-Line and I-Line II Busway systems and accepts H, K, or R class fuses.

Frequently Asked Questions

What is the SQUARE D PBQ3660G busway plug used for?

The SQUARE D PBQ3660G is a fusible bus plug used to tap power from Square D I-Line and I-Line II busway systems. It is rated for 600 A at 240/600V AC and accepts H, K, or R class fuses, making it suitable for industrial power distribution and branch circuit protection.

What are the specifications of the SQUARE D PBQ3660G bus plug?

The SQUARE D PBQ3660G is a PBQ series fusible bus plug rated for 600 A and 240/600V AC. It is designed for SE Square D I-Line and I-Line II Busway and accepts H, K, or R class fuses. The manufacturer part number is PBQ3660G.

Where to buy SQUARE D bus plugs worldwide?

3G Electric supplies the SQUARE D PBQ3660G bus plug worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this Square D fusible bus plug.

How to select the correct fuse class for a SQUARE D PBQ bus plug?

The SQUARE D PBQ3660G accepts H, K, or R class fuses. Select the fuse class based on your system's interrupting rating and voltage requirements. Always verify the fuse class matches the bus plug's label and consult the Square D installation manual for proper fuse sizing and coordination.

Used in

Common applications for SQUARE
Commercial building lighting control — Square D 8903LO60V04 (6-pole, 30 A, 277V AC coil) for switching large-area lighting in offices and retail spaces.
Warehouse lighting — Square D 8903LO1000V02 (10-pole, 30 A, 120V AC coil) for centralized control of high-bay lighting circuits.
Parking lot lighting — Square D 8903SPO2V04 (3-pole, 60 A, 277V AC coil) for remote switching of exterior lighting groups.
Manufacturing facility lighting — Square D 8903LO1200V02 (12-pole, 30 A, 120V AC coil) for multi-circuit lighting control in production areas.
Industrial facility lighting — Square D 8903SMO2V02 (3-pole, 30 A, 120V AC coil) for switching lighting in small zones or individual rooms.
Large-scale lighting systems — Square D 8903LO80V02 (8-pole, 30 A, 120V AC coil) for controlling multiple lighting circuits from a single point.
Not sure this is the right part? Photo-identify it→

SQUARE Products

3G Electric supplies SQUARE pq- and pqb -type, square d fusible bus 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 →

More from SQUARE

View all SQUARE parts →

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first