656-0021 | 3/4"N/O ANGLE 5/10# 4.6CV | Siemens Building Technology Used on_Model EFTC 140/199 Universal Fire Tube Wall/Floor Combi Gas Boilers and fan coils

and fan coils

**Key Features:** * Float block 63B for accurate water level detection * Pressure rating of 50 PSI * 1IN NPT end connection for secure installation * Durable construction for long-lasting performance * Ideal for boiler control applications **Benefits:** * Prevents boiler damage caused by low water levels * Ensures reliable and safe boiler operation * Easy installation and maintenance * Compatible with various industrial systems **Applications:** * Boiler control in commercial and industrial buildings * Water level monitoring in HVAC systems * Prevention of dry firing in boilers Discover the latest Low Water Cut Off Control with Float Block 63B at Our trusted HVAC store

ensuring a firm hold even in oily or greasy conditions

It is designed to withstand high pressures and temperatures

**Key Features:** * Brushless DC design eliminates the need for brushes

656-0021 | 3/4"N/O ANGLE 5/10# 4.6CV | Siemens Building Technology Used on_Model EFTC 140/199 Universal Fire Tube Wall/Floor Combi Gas Boilers and fan coilsSiemens NCO 656 0021: Precision Switching Solution for HVAC Systems This 3 4" N O angle switch (SKU: 656 0021) from Siemens Building Technology is an ideal solution for HVAC systems requiring precise control. Engineered to withstand pressures of 5 10#, it ensures reliable operation in demanding environments. Its 4. 6 CV rating provides ample capacity for switching operations, making it suitable for a wide range of applications. The NCO 656 0021 switch