The Robertshaw 5210-125 is a heavy-duty Type B10 series electric thermostat engineered for precise temperature regulation in commercial cooking and laboratory environments

It cannot be used to replace traditional 750mv millivolt systems or standard standing pilot valves without significant system modification

The opening point is adjusted by turning the range adjustment screw

The contacts are rated for 12 FLA / 60 LRA at 125VAC and 6 FLA / 35 LRA at 250VAC

this model is UL Listed for a maximum operating pressure of 650 psig

Carrier P461-3706 Motor Pulley 326058-756 The Robertshaw 5210-125 is aThe Carrier P461 3706 Motor Pulley is a high performance, variable pitch sheave designed for precise airflow balancing and belt tension management in commercial HVAC systems. Engineered from heavy duty cast iron, this 1 groove adjustable pulley features a 7 8" bore and an adjustable pitch diameter ranging from 3. 4" to 4. 4". This flexibility allows field technicians to fine tune blower motor speeds and system static pressure without the need for