






🔐 Lock it down, power up your safety game!
The Master Lock 493B Grip Tight Circuit Breaker Lockout is a compact, durable device designed to securely lock out 120V and 240V circuit breakers. Featuring a patented thumb-turn clamping handle and compatibility with major safety padlocks, it ensures reliable lockout/tagout compliance in demanding industrial settings.

| Manufacturer | Master Lock |
| Brand | Master Lock |
| Model | Electrical Lockout Device |
| Product Dimensions | 3.81 x 21.34 x 21.59 cm; 50 g |
| Item model number | 493 |
| Manufacturer Part Number | 493B |
| Voltage | 2.4E+2 Volts |
| Item Weight | 50 g |
Trustpilot
1 month ago
2 weeks ago