



🚨 Secure your space with the ultimate exit stopper—because safety can’t wait!
The STI 6400 Exit Stopper is a multifunction door alarm designed to prevent unauthorized exits and entries through emergency doors. Featuring a highly visible stop sign design and a powerful 105 dB alarm, it offers customizable alarm durations and a key-operated override for authorized access. Its virtually indestructible polycarbonate housing comes with a 3-year breakage guarantee, and it runs on an included long-life 9V alkaline battery. Easy to install on almost any door, this device is a cost-effective security solution trusted by professionals.







| Number of batteries | 1 9V batteries required. (included) |
| Voltage | 9 Volts |
| Control method | Touch |
| Noise level | 105 Decibels |
| Mounting type | Door Mount |
| Sensor technology | Contact Sensor |
| UPC | 737214686613 662950640011 662950640004 |
| Global Trade Identification Number | 00662950640004 |
| Size | 1 Pack |
| Manufacturer | Safety Technology Intl |
| Part number | STI-6400 |
| Item Weight | 454 g |
| Product Dimensions | 17.27 x 6.86 x 1.02 cm; 453.59 g |
| Batteries | 1 9V batteries required. (included) |
| Item model number | STI-6400 |
| Color | Red |
| Style | Stopper |
| Material | Polycarbonate |
| Item Package Quantity | 1 |
| Included components | 9V Battery, Door Alarm, Reed/Magnet |
| Batteries Included? | Yes |
| Batteries Required? | Yes |
| tech_spec_battery_description_toys | Alkaline |
Trustpilot
2 weeks ago
2 months ago