Robertshaw 700-506 Gas Valve

3/4"MILLIVOLT GAS VLV,3.5"WC

700-506 is identical to 343-701-400

Robertshaw 700-506 Millivolt Gas Valve – 3/4” Inlet, 3.5” WC, 300,000 BTU, Natural Gas Compatible

The Robertshaw 700-506 Millivolt Gas Valve is a versatile, high-capacity solution designed for use in a wide range of gas-fired applications—from residential furnaces and wall heaters to commercial pool heaters. Featuring a 3/4" NPT inlet and 3.5" WC pressure regulation, this valve is ideal for systems requiring reliable millivolt control with a capacity of up to 300,000 BTU.

Product Features:

• Model: 700-506 (Factory Part #: 7000BMVR)

• Inlet Size: 3/4" NPT

• Outlet Configuration: 3/4" Straight-Thru FPT + side outlet with plugs

• Capacity: 300,000 BTU

• Pressure Regulation: 3.5” WC (for natural gas)

• Electrical Rating: 250mV – 750mV (millivolt system)

• Temperature Range: -40°F to 175°F

• Thermopile Compatibility: Supports coaxial and 2-lead thermopiles

• Terminal Type: Combination screw/spade terminals

• Pilot Outlet: 1/4” tubing

• Reducer Bushings: 2 included

• Gas Types: Natural, manufactured, mixed, LP, and LP/air mixtures

• Certifications: RoHS Compliant

• Integrated Gas Cock Dial: OFF – PILOT – ON positions

• Inlet Filtered Screen: Helps protect internal valve components

• NEMA Standard Terminals: For universal connection compatibility

Applications:

• Gas furnaces

• Wall heaters

• Fireplaces

• Swimming pool heaters

• Boilers and water heaters

Why Choose the Robertshaw 700-506?
Designed for millivolt systems, the Robertshaw 700-506 delivers consistent, safe, and efficient gas flow control. Its universal compatibility with a variety of gas types and thermopile configurations makes it a top choice for professionals and DIYers alike looking for a reliable gas valve replacement or upgrade.