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SPD1200N4 · 905 nm Laser Rangefinder Module

SPD1200N4 datasheet: specifications, range conditions, interface

Every value below is copied from the published SPD1200N4 specification table with its test condition, so you can compare it with other modules on equal terms.

SPD1200N4 key specifications

ItemPublished value
ModelSPD1200N4
Published rangeCatalog range 0.2–1,200 m. A 1,500 m night-time figure appears in the source under special conditions and is not a guaranteed range. (SPD1200N4 controlled source technical table; strong sunlight or low visibility may reduce range)
Wavelength905 nm ±5 nm
InterfaceUART-TTL (customizable)
Accuracy±0.3 m (D ≤100 m); ±0.3 m + D × 0.7‰ (100 m < D <1,200 m)
Update rate2–15 Hz or 4–15 Hz, adaptive
Supply3.3–5 V
Weight≈5 g
Dimensions7.7 × 16.7 mm (only two source-stated dimensions)
Laser safetyIEC Class I
PriceFrom $35 per unit

Full specification table

ERDI published product specifications, captured 2026-10-08.

ParameterPublished valueCondition / note
Laser wavelength905 nm ±5 nmSPD1200N4 controlled source technical table
Beam divergence<4.5 mradSPD1200N4 controlled source technical table
Optical materialAspheric lensSPD1200N4 controlled source technical table
Receiving apertureDiameter 6.5 mmSPD1200N4 controlled source technical table
Measurement rangeCatalog range 0.2–1,200 m. A 1,500 m night-time figure appears in the source under special conditions and is not a guaranteed range.SPD1200N4 controlled source technical table; strong sunlight or low visibility may reduce range
Ranging accuracy±0.3 m (D ≤100 m); ±0.3 m + D × 0.7‰ (100 m < D <1,200 m)SPD1200N4 controlled source technical table
Measurement frequency2–15 Hz or 4–15 Hz, adaptiveSPD1200N4 controlled source technical table; both alternatives appear in the same formal source row
Valid measurement rate≥98%SPD1200N4 controlled source technical table
False-alarm rate≤1%SPD1200N4 controlled source technical table
InterfaceUART-TTL (customizable)SPD1200N4 controlled source technical table
Baud rate115200 bps (default)SPD1200N4 controlled source technical table
Supply voltage3.3–5 VSPD1200N4 controlled source technical table
Startup time≤200 msSPD1200N4 controlled source technical table
Operating powerAverage ≈0.45 W; maximum ≤0.75 WSPD1200N4 controlled source technical table
Operating temperature−20 °C to +60 °CSPD1200N4 controlled source technical table
Storage temperature−30 °C to +70 °CSPD1200N4 controlled source technical table
Protection ratingIP67 inside lens chamberSource-stated classification or rating; not independently certified by this page
Laser safety classIEC Class ISource-stated classification or rating; not independently certified by this page
Dimensions7.7 × 16.7 mm (only two source-stated dimensions)SPD1200N4 controlled source technical table
Weight≈5 gSPD1200N4 controlled source technical table
Shock1000 g/ms (10 times/s along optical axis)SPD1200N4 controlled source technical table; source test wording retained
Vibration5–50–5 Hz, 1 octave/min, 2.5 gSPD1200N4 controlled source technical table
ReliabilityMTBF ≥1500 hSPD1200N4 controlled source technical table

Published applications

  • Night vision
  • Thermal imaging
  • Civil optics

Ordering the SPD1200N4

The published single-unit price of the SPD1200N4 is $90, falling to $35 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: SPD1200N4 model page.

FAQ

What is the maximum range of the SPD1200N4?

The published range is Catalog range 0.2–1,200 m. A 1,500 m night-time figure appears in the source under special conditions and is not a guaranteed range. (SPD1200N4 controlled source technical table; strong sunlight or low visibility may reduce range). 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 SPD1200N4 use?

The published communication interface is UART-TTL (customizable) @ 115200 bps (default).

What laser wavelength does the SPD1200N4 use?

The published wavelength is 905 nm ±5 nm; laser safety entry: IEC Class I.

How much does the SPD1200N4 cost?

The published single-unit price of the SPD1200N4 is $90, falling to $35 per unit at the largest published quantity band. Prices include shipping and are ordered directly from erdilrf.com.

Related guides

Model records

Open the model page for the full specification table, downloads, published price and ordering.

  • SPD1200N4 — SPD1200N4 905 nm Laser Rangefinder Module
  • LR1200E2 — LR1200E2 905 nm Laser Rangefinder Module
  • LR1200E4 — LR1200E4 905 nm Laser Rangefinder Module
  • LRF1200A1 — LRF1200A1 905 nm Laser Rangefinder Module
  • SPD1200N0 — SPD1200N0 905 nm Laser Rangefinder Module