LR2000E4 · 905 nm Laser Rangefinder Module
LR2000E4 datasheet: specifications, range conditions, interface
Every value below is copied from the published LR2000E4 specification table with its test condition, so you can compare it with other modules on equal terms.
LR2000E4 key specifications
| Item | Published value |
|---|---|
| Model | LR2000E4 |
| Published range | 4–2,000 m (Standard range; actual reach depends on target and environment.) |
| Wavelength | 905 ± 5 nm |
| Interface | UART-TTL |
| Accuracy | ±1 m (D ≤ 400 m); 0.4% of D (400 m < D ≤ 2,000 m) |
| Update rate | 2–10 Hz (adaptive) |
| Supply | 3.3–5 V |
| Dimensions | 25.7 × 14.2 × 26.2 mm |
| Laser safety | Class 1 |
| Price | From $50 per unit |
Full specification table
ERDI published product specifications, captured 2026-10-08.
| Parameter | Published value | Condition / note |
|---|---|---|
| Laser wavelength | 905 ± 5 nm | |
| Measurement range | 4–2,000 m | Standard range; actual reach depends on target and environment. |
| Ranging accuracy | ±1 m (D ≤ 400 m); 0.4% of D (400 m < D ≤ 2,000 m) | Target reflectivity and size are not specified in the accuracy table. |
| Measurement update rate | 2–10 Hz (adaptive) | Completed distance outputs; not the optical pulse-repetition rate. |
| Interface | UART-TTL | Custom configurations are specified separately. |
| Baud rate | 115200 bps | |
| Supply voltage | 3.3–5 V | |
| Operating temperature | −20 °C to +60 °C | |
| Storage temperature | −40 °C to +60 °C | |
| Mechanical drawing dimensions | 25.7 × 14.2 × 26.2 mm | Drawing nominal values. Observe the individual tolerances in the model drawing; do not machine from the rounded summary alone. |
| Laser safety class | Class 1 | As stated in the model manual; finished-equipment assessment is separate. |
| Laser beam divergence | < 6 mrad | |
| Optical material | PMMA | |
| Receiving aperture | 9.2 mm × 14.5 mm | |
| Startup time | ≤ 200 ms | |
| Inrush current | < 400 mA | |
| Operating power consumption | ≈ 1.2 W | Approximate value in the specification table. |
Published applications
- Long-range industrial
- Outdoor systems
- Surveying
Ordering the LR2000E4
The published single-unit price of the LR2000E4 is $120, falling to $50 per unit at the largest published quantity band. Prices include shipping and are ordered directly from erdilrf.com. Technical questions and quantity quotes: tommy@erdimail.com. Full specification table, downloads and ordering: LR2000E4 model page.
FAQ
What is the maximum range of the LR2000E4?
The published range is 4–2,000 m (Standard range; actual reach depends on target and environment.). A range figure is only comparable together with the target and conditions it was measured on, so the condition is listed next to the value.
Which interface does the LR2000E4 use?
The published communication interface is UART-TTL @ 115200 bps.
What laser wavelength does the LR2000E4 use?
The published wavelength is 905 ± 5 nm; laser safety entry: Class 1.
How much does the LR2000E4 cost?
The published single-unit price of the LR2000E4 is $120, falling to $50 per unit at the largest published quantity band. Prices include shipping and are ordered directly from erdilrf.com.
Related guides
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- LR2000E4 ROS 2 driver
- LR2000E4 Arduino library
- LR2000E4 Raspberry Pi Python reader
- LR2000E4 price and ordering
- LR2000E4 power supply and current
- LR2000E4 accuracy and range test conditions
- UART laser rangefinder modules
- 905 nm laser rangefinder modules
- Class 1 laser rangefinder modules
- surveying laser rangefinder modules
- industrial and level measurement laser rangefinder modules
Model records
Open the model page for the full specification table, downloads, published price and ordering.