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  6. Master Lock 491B…
Master Lock

Master Lock 491B Lockout Tagout Circuit Breaker Tall & Wide Toggles | OSHA Compliant Lockout Device

Master Lock 491B Lockout Tagout Circuit Breaker Tall & Wide Toggles | OSHA Compliant Lockout Device - main product image
All-inclusive price — duties & taxes paid, no customs charges at delivery
₹2,210₹3,540

You save ₹1,330 (38%)

38% off the seller list price

Qty
Master Lock 491B Lockout Tagout Circuit Breaker Tall & Wide Toggles | OSHA Compliant Lockout Device — Tall & Wide Toggles
Tall & Wide Toggles
₹2,210
₹3,540
In Stock

Estimated doorstep delivery by 12 Nov - 14 Nov from USA

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Secure Lockout at a Competitive Price

About this item

Master Lock 491B Lockout Tagout Circuit Breaker device is designed for tall and wide toggle circuit breakers, typically found in industrial settings. Its durable construction combines powder coated steel and reinforced polymer, ensuring reliable operation in harsh environments. The patented Grip Tight™ design allows quick locking with a simple thumb turn and clamp handle, providing a secure grip on the toggle. This device accepts all Master Lock and American Lock safety padlocks and lockout hasps, making it compatible with OSHA lockout standards. Compact and lightweight, it is easy to carry and store, supporting safety protocols in high-voltage and high-amperage applications.

Reviewers highlight its sturdy build and ease of use, especially in demanding industrial environments. The device's compatibility with various padlocks and its robust materials make it suitable for frequent lockout procedures. Its size—5-1/8 inches long with a 25/32 inch height—fits most circuit breakers, providing a reliable safety solution. Ideal for electrical safety compliance, it helps prevent accidental energization during maintenance or repair work. Importantly, it is shipped factory-sealed from the USA, with all customs duties paid, arriving within 11-13 days.

For Indian industrial facilities, this lockout device offers a trusted, OSHA-compliant solution that withstands local climate conditions. It is a cost-effective, durable choice for electrical safety, with quick installation and universal padlock compatibility, ensuring safety and compliance on-site.

Key Features

  • Lockout tagout circuit breaker lockout is best used on wide or tall breaker toggles typically found on hi-voltage/hi-amperage breakers; Best used as part of a comprehensive OSHA compliant lockout tagout safety program
  • Innovative patented Grip Tight design effectively locks out circuit breakers with a simple thumb turn and then close clamping handle for a tight grip on the toggle
  • Durable construction with powder coated steel and reinforced polymer for operation in harsh environments
  • 5-1/8 in. (13 cm) long circuit breaker lockout with 25/32 in. (2 cm) height and 2-3/4 in. (7 cm) depth
  • Includes one lockout tagout circuit breaker lockout; Accepts all Master Lock and American Lock safety padlock shackles and lockout hasps (padlocks and hasps sold separately)

Why choose this product

Robust OSHA-Compliant Lockout Device

Master Lock 491B lockout device is engineered for industrial safety, with durable materials and a patented Grip Tight™ design. It accepts all standard safety padlocks, ensuring full lockout security. Its construction withstands harsh environments, making it ideal for high-voltage applications and compliance with OSHA standards.

Ideal for Indian Industrial Safety Needs

Designed for tall and wide circuit breaker toggles common in Indian factories and plants, this device offers a reliable, factory-sealed solution. It supports lockout procedures for high-amperage breakers, helping prevent accidental energization during maintenance. Suitable for harsh climates, it arrives within 11-13 days with all duties paid, ensuring hassle-free import and use.

How to use

  • Identify the circuit breaker toggle — Locate the tall or wide toggle switch on your breaker panel that needs lockout. Ensure it matches the device size specifications.
  • Position the lockout device — Place the Master Lock 491B over the toggle, aligning the clamp handle with the toggle for a secure fit. Turn thumb screw to lock.
  • Secure with padlock — Insert a safety padlock shackle through the device's shackle hole, locking it in place. Tag the lockout for compliance.
  • Verify lockout — Ensure the toggle cannot be moved or energized. Keep the padlock and device in place until maintenance is complete.

Example scenarios

Typical situations where Master Lock 491B Lockout Tagout Circuit Breaker Tall & Wide Toggles | OSHA Compliant Lockout Device helps — illustrative scenarios, not customer reviews.

1
Scenario 1
Illustrative example
Where it helps

Rajesh, 45, Mumbai, needs to lockout high-voltage circuit breakers during maintenance to prevent accidental energization.

How this product helps

Uses Master Lock 491B for secure lockout, ensuring safety compliance. Arrives in 11-13 days with all duties paid, supporting industrial safety standards.

2
Scenario 2
Illustrative example
Where it helps

Sunita, 38, Delhi, manages electrical safety in a factory with tall toggle breakers, requiring a reliable lockout device that withstands humid conditions.

How this product helps

Master Lock 491B provides durable, weather-resistant lockout, arriving factory-sealed within 11-13 days. Supports Indian safety regulations.

Technical specifications

Setup & usage

Suitable forTall and wide circuit breaker toggles
Voltage120 volts
Lockout CapacityAccepts all Master Lock and American Lock padlocks
Reapplication mathDesigned for repeated lockout procedures in industrial settings
Shelf life after openingFactory-sealed, use as needed

Warranty

CrowCrowCrow helps you bring this product to India. Any warranty is offered by Master Lockunder its own policy.

Read more

How we compare

FeatureMaster Lock 491BOthers
Material DurabilityPowder coated steel and reinforced polymer for harsh environmentsTypically plastic or lightweight metal, less resistant to weather and impact
Size & Fit5-1/8 inches long, fits tall/wide togglesSmaller or less adjustable, may not fit large circuit breakers
Padlock CompatibilityAccepts all Master Lock and American Lock safety padlocksLimited padlock size options, often incompatible with standard safety locks
Compliance & SafetyOSHA compliant lockout device, factory-sealed, durableMay lack formal OSHA certification, variable quality standards
Price Range₹2,210 (per unit)₹1500-₹2500, variable quality, often non-certified

Product details

SKUqmr1047
GTIN00071649229718
BrandMaster Lock
Model Number491B
Size5-1/8 in. (13 cm) long
ColorRed
MaterialSteel

About Master Lock

Master Lock is a global leader in safety and security products, trusted for durable lockout solutions in industrial environments worldwide.

Compliance & Legal

This is a safety lockout device designed for industrial circuit breakers. It complies with OSHA lockout standards. No medical or regulatory claims.

Customer Reviews

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FAQ, See What Others Asked

How do I know which circuit breaker lockout device fits my electrical distribution board?
Check your breaker toggle size; this device fits tall and wide toggles typically found on high-voltage breakers. It locks securely with a thumb turn and clamp handle, compatible with OSHA standards. Suitable for industrial use in India, arriving within 11-13 days with all duties paid.
Can standard safety padlocks used in Indian facilities fit these lockout devices?
Yes, this lockout device accepts all Master Lock and American Lock safety padlocks, with shackles up to 7mm diameter. It ensures secure lockout during maintenance, supporting Indian safety protocols.
Is this device suitable for harsh environments?
Absolutely. Made of powder coated steel and reinforced polymer, it withstands moisture, extreme temperatures, and rough handling, making it ideal for Indian industrial sites.
What is the size and weight of the Master Lock 491B?
It measures 5-1/8 inches long, 25/32 inches high, and weighs approximately 0.4 pounds (0.18 kg). Compact for easy carry and storage.
How quickly will this lockout device arrive in India?
It ships via ExpressBox, arriving within 11-13 days with all duties and taxes included, ready for immediate use in your safety procedures.

Frequently bought together

Master Lock 491B Lockout Tagout Circuit Breaker Tall & Wide Toggles | OSHA Compliant Lockout Device

This item:

Master Lock 491B Lockout Tagout Circuit Breaker Tall & Wide Toggles | OSHA Compliant Lockout Device

₹2,210

Master Lock 491B Lockout Tagout Circuit Breaker Tall & Wide Toggles | OSHA Compliant Lockout Device

This item

Master Lock 491B Lockout Tagout Circuit Breaker Tall & Wide Toggles | OSHA Compliant Lockout Device

₹2,210

Total price:

₹8,790

You save ₹5,110 (37%) Extra

3 items selected

3 items

₹8,790

You save ₹5,110 (37%) Extra

Product Comparison

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Spec
Price
₹2,210
₹3,540
₹3,760
₹6,030
₹2,820
₹4,330
₹2,490
₹3,670
₹1,460
₹2,220
₹13,140
₹20,630
₹1,300
₹1,820
Brand NameMaster LockPRIME-LINEMaster LockBBTCTYTnisesmSATECHPECULA
SourceUS RetailUS RetailUS RetailUS RetailUS RetailUS RetailUS Retail
Sold ByCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrow
Imported from USA
₹2,210₹3,540

You Save ₹1,330

Estimated doorstep delivery by 12 Nov - 14 Nov from USA
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Your Order Journey: From Purchase to Doorstep

You Order
Place your order
USA Warehouse dispatch
Packed & shipped
International Air Shipping
Fast transit
Consignment to India Warehouse
Customs cleared
Doorstep delivery
Delivered to you
You Order
Place your order
USA Warehouse dispatch
Packed & shipped
International Air Shipping
Fast transit
Consignment to India Warehouse
Customs cleared
Doorstep delivery
Delivered to you

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vs
₹6,630+ (3× the price)
₹2,210 locked, all-in
Hard to get the original US version in India
Original US version, shipped to your door
Extra pay for Import Duties, GST, and forex fees
One price in INR, no customs charges at delivery
4–12 weeks · No tracking
11-13 days · live tracking
Grey market, no guarantee, no protection, no refund
Sourced from US retailers, India-verified, return available
Lost in transit = ₹0 back
Full protection included