491B – 493B circuit breaker lockout
The Master Lock No. 491B Grip Tight™ Circuit Breaker Lockout Device fits wide or tall breaker toggles typically found on hi-voltage/hi-amperage breakers and 493B Grip Tight™ fits standard height and tie-bar toggles typically found on 120 and 240 volt breakers. The 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. Device accepts all American Lock® and Master Lock® safety padlocks and most lockout hasps for full lockout. Durable construction stands up in harsh environments and compact design is easy to carry and store.
Specifications
- Grip Tight™ Circuit Breaker Lockout
- 491B – Fits wide or tall breaker toggles typically found on hi-voltage/hi-amperage breakers
- 493B – Fits standard height and tie-bar toggles typically found on 120 and 240 volt breakers
- Innovative patented Grip Tight™ design effectively locks out circuit breakers
- Adjust to breaker with simple thumb turn and then close clamping handle for a tight grip on the toggle
- Great strength with universal fit
- Compact lockout device is easy to carry and easy to store
- Accepts all American Lock and Master Lock safety padlock shackles and lockout hasp diameters
- Durable construction with powder coated steel and reinforced polymer for operation in harsh environments
