Short Description
The Bosch Professional PRO LR 1 is a robust laser receiver designed for detecting the laser beam of compatible Bosch rotary lasers. With a working range of up to 200 m, visual and audible alignment indicators, ±1 mm fine accuracy and IP65 protection, it is ideal for professional levelling and outdoor construction applications.
Product Description
The BOSCH Professional PRO LR 1 Laser Receiver extends the working range of compatible Bosch rotary lasers, making it easier to detect the laser beam in bright environments and over long distances.
The receiver provides visual and audible signals to indicate the position of the laser beam plane. It offers ±1.0 mm accuracy in fine mode and ±3.0 mm in rough mode, allowing users to select the appropriate precision for the application.
With a working range of up to 200 m when paired with compatible rotary lasers such as the Bosch GRL 400 H Professional and GRL 300 HV Professional, the LR 1 is suitable for large construction sites and outdoor levelling tasks.
Key Features
- Bosch Professional PRO LR 1
- Professional laser receiver
- Designed for compatible rotary lasers
- Working range up to 200 m
- Visual laser beam alignment
- Audible alignment signal
- Fine accuracy: ±1.0 mm
- Rough accuracy: ±3.0 mm
- IP65 dust and water-jet protection
- Compact and durable design
- Includes receiver bracket
- 9V battery powered
Technical Specifications
| Specification | Details |
|---|---|
| Brand | Bosch Professional |
| Model | PRO LR 1 |
| Product Type | Laser Receiver |
| Order Number | 0 601 015 400 |
| Part Number | 3601K15402 |
| Type of Receiver | Rotation Lasers |
| Working Range | Up to 200 m |
| Fine Accuracy | ±1.0 mm |
| Rough Accuracy | ±3.0 mm |
| Reception Angle | 120° |
| Receivable Laser | Red laser |
| Power Supply | 1 × 9V 6LR61 Block Battery |
| Operating Time | Approx. 50 hours |
| Protection Rating | IP65 |
| Weight Approx. | 0.25 kg |
| Dimensions (L × W × H) | 148 × 73 × 30 mm |
| Operating Temperature | -10°C to +50°C |
| Storage Temperature | -20°C to +70°C |
Compatible Bosch Rotary Lasers
The PRO LR 1 is designed for use with compatible Bosch rotary lasers, including:
- GRL 300 HV Professional
- GRL 400 H Professional
The Bosch manual also specifies compatibility with the GRL 250 HV for the LR 1 variant. Always verify the exact laser model before purchase.
Applications
- Construction levelling
- Foundation work
- Outdoor site layout
- Concrete work
- Excavation and grading
- Landscaping
- Flooring and paving
- Long-distance levelling
- Rotary laser alignment
- Professional building layout
Product Benefits
Up to 200 m Working Range
The PRO LR 1 enables laser detection at distances of up to 200 m with compatible Bosch rotary lasers.
Fine & Rough Accuracy
Choose ±1 mm fine accuracy for precision work or ±3 mm rough accuracy for faster general alignment.
Visual & Audible Signals
Visual and audible indicators make it easy to identify the laser beam position during levelling and alignment tasks.
IP65 Protection
The receiver is dust-tight and protected against water jets, making it suitable for demanding outdoor jobsites.
Long Battery Runtime
The PRO LR 1 operates on a single 9V 6LR61 block battery and has an operating time of approximately 50 hours.
Package Includes
For Bosch variant 0 601 015 400, the package includes:
- 1 × Bosch Professional PRO LR 1 Laser Receiver
- 1 × Bracket – 1 608 M00 70F
- 1 × 9V 6LR61 Block Battery












