Dwyer LLC-125 Conductivity Controller is an accurate and reliable solution for controlling electrically conductive fluids. With a wide temperature range and high pressure limit, it is suitable for various applications. The controller can be mounted using an 8 pin octal or DIN mount, while the probes feature a 3/8" Male NPT for easy installation. It operates on either 120 VAC or 240 VAC power supply. The stainless steel and PTFE wetted materials ensure durability and compatibility with different fluids. With a probe length of 72 inches and 1/4" diameter electrodes, it provides precise measurements. The controller sensitivity options of 10K Ω or 26K Ω further allow customization.