ESD5131 Industrial Engine Speed Controller Board (Slow Start) — 12V/24VDC

The ESD5131 is an all-electronic engine speed regulator built for fast, accurate response to sudden load changes and for use with slow-start applications. Housed in an aluminum alloy shell, the unit resists scratches, rust and other damage for extended service life. It is engineered to operate in harsh environments, functioning reliably from minus 40 ℃ up to 85 ℃. The controller features a neat, square profile for a refined appearance and straightforward installation. With stable output that is not prone to fluctuation, this speed control board helps maintain long-term engine performance.