The Dräger Interlock XT is a breath-alcohol measuring instrument with a vehicle immobilizer.

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The Dräger INTERLOCK® XT is a breath-alcohol measuring instrument that can prevent a vehicle from being started if the driver’s breath alcohol concentration is higher than his or her state’s legal limit. It meets all worldwide device requirements, offers the greatest possible convenience for the user and sets a new standard for ease of use with alcohol interlocks.
For law enforcement use only
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Component Overview
Mouthpiece
Display with full text
Infrared interface for data download
Menu buttons for additional functions
Microprocessor and measuring unit with Dräger Sensor
Optionally detachable connection to control box

Componet Overview
Mouthpiece with non-return valve
Display unit with full text
Infared interface for data download
Menu buttons for additional functions
Microprocessor and measuring unitwith Dräger Sensor
Optional detachable connection to control box
Accessories
- Handset
- Control Box
- Mouthpieces
- Camera
- Hearing Impaired LED
Technical
Interlock XT Technical Specifications
| Operating Temperature | -40 to 185 °F (-40 to +85 °C) |
| Operating Humidity | 20 to 98% RH |
| Operating Atmospheric Pressure | 600 to 1100 hPa
Changes in altitude will not affect the measurement result |
| Ready for Test | |
| Display | Graphic LC-display in the handset with full text messages |
| Measurement Range | Corresponding to 0.000% and 0.500% |
| Accuracy | Exceeds NHTSA specifications |
| Dimensions | Handset 5.9” x 2.8” x 1.6” Control Box 4.5” x 4.1” x 1.6” |
| Weight | Handset 0.4 lb Control Box 0.7 lb |








