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

3G Electric
RFQ CartGet a QuoteSign inSign up
SQUARE D Molded Case Circuit Breaker: 40 A Amps, 25kA at 277/408V AC, Fixed, ABC - B-Frame Square D Molded Case Circuit Breakers
SQUARE DB-Frame Square D Molded Case Circuit Breakers

SQUARE D Molded Case Circuit Breaker: 40 A Amps, 25kA at 277/408V AC, Fixed, ABC

The Square D BDA36040 is a 3-pole, 40 A B-Frame Molded Case Circuit Breaker from the BDA series, rated 25kA at 277/408V AC and 525V AC. It features a fixed instantaneous trip, I-Line ON End terminal connection, and…

SKU 3G-OTH-722200

Brand
SQUARE D
Item
Molded Case Circuit Breaker: 40 A Amps, 25kA at 277/408V AC, Fixed, ABC
Category
B-Frame Square D Molded Case Circuit Breakers
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

Technical Specifications

SQUARE D
Manufacturer Part Number
BDA36040
Series
BDA
Type
25kA at 277/408V AC, Fixed, ABC, BDA
AC
525V
Poles
3
Max. AIR Rating
25kA at 277/408V AC
Phase Connection
ABC
Instantaneous Trip
Fixed
Terminal Connection
I-Line ON End
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 BDA36040 is a 3-pole, 40 A B-Frame Molded Case Circuit Breaker from the BDA series, rated 25kA at 277/408V AC and 525V AC. It features a fixed instantaneous trip, I-Line ON End terminal connection, and ABC phase connection. 3G Electric interprets your demand for this genuine Square D component and delivers it with specialist support across electrical and 14 other industrial departments.

Frequently Asked Questions

What is the Square D BDA36040 molded case circuit breaker used for?

The Square D BDA36040 is a 3-pole, 40 A B-Frame molded case circuit breaker used for overcurrent protection in industrial electrical distribution panels. It is rated 25kA at 277/408V AC and 525V AC, with a fixed instantaneous trip and I-Line ON End connection for secure busbar mounting.

What are the specifications of the Square D BDA36040?

The Square D BDA36040 is a 3-pole, 40 A B-Frame molded case circuit breaker from the BDA series. It has a max. AIR rating of 25kA at 277/408V AC, 525V AC voltage, fixed instantaneous trip, ABC phase connection, and I-Line ON End terminal connection. The manufacturer part number is BDA36040.

Where to buy the Square D BDA36040 worldwide?

3G Electric supplies the genuine Square D BDA36040 molded case circuit breaker to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we interpret your demand and deliver this component with specialist support across electrical and 14 other departments.

How to select the Square D BDA36040 for an electrical panel?

To select the Square D BDA36040, verify your panel accepts I-Line ON End mounting and requires a 3-pole, 40 A breaker with 25kA interrupting capacity at 277/408V AC. Confirm the phase connection is ABC and the instantaneous trip is fixed. For application guidance, contact 3G Electric for technical support.

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 b-frame square d molded case circuit breakers. 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 D

View all SQUARE D parts →
Molded Case Circuit Breaker: 30 A Amps, 100kA at 120/240V AC, Fixed, Everlink Lug Both Ends, Any (MPN BJL16030). Key specifications — Terminal Connection: Everlink Lug Both Ends; Phase Connection: Any; Max. AIR Rating: 100kA at 120/240V AC; Instantaneous Trip: Fixed; Series: BJL.
SQUARE D
Molded Case Circuit Breaker: 30 A Amps, 100kA at 120/240V AC, Fixed, Everlink Lug Both Ends, Any (MPN BJL16030). Key specifications — Terminal Connection: Everlink Lug Both Ends; Phase Connection: Any; Max. AIR Rating: 100kA at 120/240V AC; Instantaneous Trip: Fixed; Series: BJL.
Molded Case Circuit Breaker: 50 A Amps, 25kA at 277/408V AC, Fixed, AB, 2 Poles, 525V AC, BDA (MPN BDA260501). Key specifications — Terminal Connection: I-Line ON End; Phase Connection: AB; Max. AIR Rating: 25kA at 277/408V AC; Instantaneous Trip: Fixed; Series: BDA.
SQUARE D
Molded Case Circuit Breaker: 50 A Amps, 25kA at 277/408V AC, Fixed, AB, 2 Poles, 525V AC, BDA (MPN BDA260501). Key specifications — Terminal Connection: I-Line ON End; Phase Connection: AB; Max. AIR Rating: 25kA at 277/408V AC; Instantaneous Trip: Fixed; Series: BDA.
Molded Case Circuit Breaker: 50 A Amps, 25kA at 277/408V AC, Fixed, Everlink Lug Both Ends, 2 Poles (MPN BDL26050LU). Key specifications — Terminal Connection: Everlink Lug Both Ends; Phase Connection: Non-Applicable; Max. AIR Rating: 25kA at 277/408V AC; Instantaneous Trip: Fixed; Series: BDL.
SQUARE D
Molded Case Circuit Breaker: 50 A Amps, 25kA at 277/408V AC, Fixed, Everlink Lug Both Ends, 2 Poles (MPN BDL26050LU). Key specifications — Terminal Connection: Everlink Lug Both Ends; Phase Connection: Non-Applicable; Max. AIR Rating: 25kA at 277/408V AC; Instantaneous Trip: Fixed; Series: BDL.
Molded Case Circuit Breaker: 100 A Amps, 25kA at 277/408V AC, Fixed, Everlink Lug Both Ends, ABC (MPN BDL36100). Key specifications — Terminal Connection: Everlink Lug Both Ends; Phase Connection: ABC; Max. AIR Rating: 25kA at 277/408V AC; Instantaneous Trip: Fixed; Series: BDL.
SQUARE D
Molded Case Circuit Breaker: 100 A Amps, 25kA at 277/408V AC, Fixed, Everlink Lug Both Ends, ABC (MPN BDL36100). Key specifications — Terminal Connection: Everlink Lug Both Ends; Phase Connection: ABC; Max. AIR Rating: 25kA at 277/408V AC; Instantaneous Trip: Fixed; Series: BDL.
Molded Case Circuit Breaker: 70 A Amps, 25kA at 277/408V AC, Fixed, AB, 2 Poles, 525V AC, BDA (MPN BDA260701). Key specifications — Terminal Connection: I-Line ON End; Phase Connection: AB; Max. AIR Rating: 25kA at 277/408V AC; Instantaneous Trip: Fixed; Series: BDA.
SQUARE D
Molded Case Circuit Breaker: 70 A Amps, 25kA at 277/408V AC, Fixed, AB, 2 Poles, 525V AC, BDA (MPN BDA260701). Key specifications — Terminal Connection: I-Line ON End; Phase Connection: AB; Max. AIR Rating: 25kA at 277/408V AC; Instantaneous Trip: Fixed; Series: BDA.
Molded Case Circuit Breaker: 45 A Amps, 100kA at 240V AC, Fixed, ABC, 3 Poles, 525V AC, BGA (MPN BGA34045Y). Key specifications — Terminal Connection: I-Line ON End; Phase Connection: ABC; Max. AIR Rating: 100kA at 240V AC; Instantaneous Trip: Fixed; Series: BGA.
SQUARE D
Molded Case Circuit Breaker: 45 A Amps, 100kA at 240V AC, Fixed, ABC, 3 Poles, 525V AC, BGA (MPN BGA34045Y). Key specifications — Terminal Connection: I-Line ON End; Phase Connection: ABC; Max. AIR Rating: 100kA at 240V AC; Instantaneous Trip: Fixed; Series: BGA.
Molded Case Circuit Breaker: 70 A Amps, 100kA at 120/240V AC, Fixed, Everlink Lug Both Ends, ABC (MPN BJL36070LU). Key specifications — Terminal Connection: Everlink Lug Both Ends; Phase Connection: ABC; Max. AIR Rating: 100kA at 120/240V AC; Instantaneous Trip: Fixed; Series: BJL.
SQUARE D
Molded Case Circuit Breaker: 70 A Amps, 100kA at 120/240V AC, Fixed, Everlink Lug Both Ends, ABC (MPN BJL36070LU). Key specifications — Terminal Connection: Everlink Lug Both Ends; Phase Connection: ABC; Max. AIR Rating: 100kA at 120/240V AC; Instantaneous Trip: Fixed; Series: BJL.
Molded Case Circuit Breaker: 35 A Amps, 100kA at 240V AC, Fixed, Everlink Lug Both Ends, ABC, BGL (MPN BGL36035). Key specifications — Terminal Connection: Everlink Lug Both Ends; Phase Connection: ABC; Max. AIR Rating: 100kA at 240V AC; Instantaneous Trip: Fixed; Series: BGL.
SQUARE D
Molded Case Circuit Breaker: 35 A Amps, 100kA at 240V AC, Fixed, Everlink Lug Both Ends, ABC, BGL (MPN BGL36035). Key specifications — Terminal Connection: Everlink Lug Both Ends; Phase Connection: ABC; Max. AIR Rating: 100kA at 240V AC; Instantaneous Trip: Fixed; Series: BGL.