Product Description
Yanmar / Meiyo SPR-P06 Speed Relay
The Yanmar / Meiyo SPR-P06 is a high-precision industrial speed relay module, engineered by Meiyo specifically for Yanmar engine systems. As a genuine Yanmar part (P/N: 46111-03970), it ensures optimal compatibility and reliability for engine speed monitoring and control. This versatile unit features three adjustable speed setpoints at 1030, 765, and 200 min⁻¹, allowing for precise control logic in various applications. It is equipped with Span and Zero calibration potentiometers for fine-tuning accuracy. The front panel includes clear LED indicators for Sensor, Fault, and Test statuses, providing immediate visual feedback for diagnostics. Operating on a standard DC 24V power supply, the SPR-P06 delivers a proportional DC 0-10V output signal, making it an essential component for engine protection, automation, and generator control systems.
Technical Specifications:
- Model: SPR-P06
- Manufacturer: Meiyo (for Yanmar)
- Yanmar Genuine Part Number: 46111-03970
- Power Supply: DC 24V
- Output Signal: DC 0-10V
- Adjustable Speed Setpoints: 1030 min⁻¹, 765 min⁻¹, 200 min⁻¹
- Indicators: LED for Sensor, Fault, and Test status
- Calibration: Front-panel Span and Zero adjustments

Yanmar / Meiyo SPR-P06 Speed Relay
Genuine Yanmar Speed Relay SPR-P06, part number 46111-03970. Manufactured by Meiyo, this DC 24V module provides precise engine speed monitoring with three adjustable setpoints and a DC 0-10V output for industrial engine control.








