We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

SQUARE D Handle Padlock Attachment: Handle Padlock Attachment - Square D Circuit Breaker Locks, Padlocks & Interlocks
SQUARE DSquare D Circuit Breaker Locks, Padlocks & Interlocks

SQUARE D Handle Padlock Attachment: Handle Padlock Attachment

The SQUARE D Handle Padlock Attachment (MPN QOU1PL) is a circuit breaker lock accessory designed for use with Square D QOU Circuit Breakers. This handle padlock attachment enables the locking of the circuit breaker…

SKU 3G-OTH-20910

Brand
SQUARE D
Item
Handle Padlock Attachment: Handle Padlock Attachment
Category
Square D Circuit Breaker Locks, Padlocks & Interlocks
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

Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

SQUARE D
Manufacturer Part Number
QOU1PL
Type
Square D QOU Circuit Breakers
For Use With
Square D QOU Circuit Breakers
Accessory Type
Handle Padlock Attachment

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 Handle Padlock Attachment (MPN QOU1PL) is a circuit breaker lock accessory designed for use with Square D QOU Circuit Breakers. This handle padlock attachment enables the locking of the circuit breaker handle in the off position to prevent unauthorized operation.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the Square D QOU1PL handle padlock attachment used for?

The Square D QOU1PL handle padlock attachment is a circuit breaker lock accessory used to secure the handle of Square D QOU circuit breakers in the off position. This prevents unauthorized or accidental operation, supporting lockout/tagout safety procedures in industrial and commercial electrical installations.

What are the specifications of the Square D QOU1PL?

The Square D QOU1PL is a handle padlock attachment accessory for Square D QOU circuit breakers. Its manufacturer part number is QOU1PL. It is designed exclusively for Square D QOU series breakers and enables locking the breaker handle in the off position for safety compliance.

Where to buy the Square D QOU1PL worldwide?

3G Electric supplies the Square D QOU1PL handle padlock attachment to customers worldwide. We handle full logistics, customs clearance, and delivery for global orders. Contact us to source this Square D circuit breaker lock accessory for your facility.

How to install the Square D QOU1PL padlock attachment?

To install the Square D QOU1PL, first ensure the QOU circuit breaker handle is in the off position. Attach the padlock attachment over the handle per the manufacturer's instructions, then insert a padlock through the attachment to lock the handle. Always follow your facility's lockout/tagout procedures.

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 square d circuit breaker locks, padlocks & 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

Compatible alternatives & equivalents

Cross-referenced by specification & description
SQUARE D Handle Padlock Attachment: Handle Padlock Attachment, Square D Q2 and FYCircuit Breaker (MPN HPAFYQ)
SQUARE D
SQUARE D Handle Padlock Attachment: Handle Padlock Attachment, Square D Q2 and FYCircuit Breaker (MPN HPAFYQ)
SQUARE D Handle Padlock Attachment: Handle Padlock Attachment, 2 PK (MPN MG26970)
SQUARE D
SQUARE D Handle Padlock Attachment: Handle Padlock Attachment, 2 PK (MPN MG26970)
SQUARE D Handle Padlock Attachment: Handle Padlock Attachment (MPN HPALM)
SQUARE D
SQUARE D Handle Padlock Attachment: Handle Padlock Attachment (MPN HPALM)
SQUARE D Handle Padlock Attachment, Fixed: Handle Padlock Attachment, Fixed (MPN QO1PA)
SQUARE D
SQUARE D Handle Padlock Attachment, Fixed: Handle Padlock Attachment, Fixed (MPN QO1PA)
SQUARE D Interlock Attachment: Interlock Attachment, Square D QO and QOB Miniature Circuit Breakers (MPN QO2DTI)
SQUARE D
SQUARE D Interlock Attachment: Interlock Attachment, Square D QO and QOB Miniature Circuit Breakers (MPN QO2DTI)
SQUARE D Padlock Attachment: Handle Padlock Attachment, Square D Homeline Miniature Circuit Breakers (MPN HOM2PAHA)
SQUARE D
SQUARE D Padlock Attachment: Handle Padlock Attachment, Square D Homeline Miniature Circuit Breakers (MPN HOM2PAHA)

More from SQUARE D

View all SQUARE D parts
SQUARE D Handle Padlock Attachment, Loose: Handle Padlock Attachment, Loose (MPN QOHPL)
SQUARE D
SQUARE D Handle Padlock Attachment, Loose: Handle Padlock Attachment, Loose (MPN QOHPL)
SQUARE D Fixed Lock Off Only: Fixed Lock Off Only, Square D PowerPact(R) B Circuit Breakers (MPN LV426906)
SQUARE D
SQUARE D Fixed Lock Off Only: Fixed Lock Off Only, Square D PowerPact(R) B Circuit Breakers (MPN LV426906)
SQUARE D Handle Clamp: Handle Clamp, Square D QO and Q1 Series Breaker Handles (MPN HLO1)
SQUARE D
SQUARE D Handle Clamp: Handle Clamp, Square D QO and Q1 Series Breaker Handles (MPN HLO1)
SQUARE D Handle Padlock Attachment, Fixed: Handle Padlock Attachment, Fixed (MPN QO1PL)
SQUARE D
SQUARE D Handle Padlock Attachment, Fixed: Handle Padlock Attachment, Fixed (MPN QO1PL)
SQUARE D Removable Padlocking Device: Removable Padlocking Device (MPN 29370)
SQUARE D
SQUARE D Removable Padlocking Device: Removable Padlocking Device (MPN 29370)
SQUARE D Handle Padlock Attachment, Loose: Handle Padlock Attachment, Loose (MPN QO1HPL)
SQUARE D
SQUARE D Handle Padlock Attachment, Loose: Handle Padlock Attachment, Loose (MPN QO1HPL)
SQUARE D Mechanical Interlock: Mechanical Interlock (MPN S29369)
SQUARE D
SQUARE D Mechanical Interlock: Mechanical Interlock (MPN S29369)
SQUARE D Handle Lockoff: Handle Lockoff, Square D QO Circuit Breakers (MPN QO1LO)
SQUARE D
SQUARE D Handle Lockoff: Handle Lockoff, Square D QO Circuit Breakers (MPN QO1LO)