The OMRON PS-4SM Electrode Holder is a compact and lightweight solution designed for efficient water supply and drainage control in building systems. This versatile electrode holder is ideal for use as a built-in component, offering easy electrode withdrawal for inspection and maintenance. With a durable resin construction and an operating temperature range of -10 to 70 degrees Celsius, the PS-4SM ensures reliable performance in various industrial applications. Perfect for 4-pole electrode configurations, this OMRON product is a trusted choice for automation and safety needs.