Teledyne Laars Universal Pressure Switch Hobbs 8057200 Maximum 1 amp @ 120VAC. O.E.M. quality. Same switch used in many of todays heaters. Brass base and threaded connector resist corrosion and reduce the possibility of damage from cross-threading, unlike plastic bases. Factory set at 2 p. s. i. Easy adjustment from 1 to 5 p.s.i. 1/8in NPT mounting base standard. 3/16in x 1/8in compression fitting adapter is included. Contacts are gold plated for low electrical resistance. Ideal for electronic and milllivolt applications. This part is discontinued! For replacement you can use Allied Innovations Pressure Switch 21A SPDT 1/8 in. 800120-0

Robertshaw Universal Millivolt Gas Valve 700-511 250 to 750 Millivolt swimming pool/spa gas valve uni-kit Model: 7000BMVRFT-S7C HAS S7C Slow opener inlet/outlet: 3/4in pipe (straight-thru) Includes: (2) 3/4inx 1/2in reducer bushings Regulator setting: 4.0in w.c. for nat.gas includes: seperate l.p. gas press. reg. btu/cap. 400.000 @max. regulation

Protector Sleeve, Bulb 10444900 Used on all models.

PILOT GENERATOR PG9 THE PG9 PILOTGENERATOR PROVIDES BOTH A PILOT FLAME FOR IGNITION OF GAS BURNERS AND ELECTRICITY GENERATED FROM ITS HEAT TO OPERATE MILLIVOLT GAS VALVES AND RELAYS. 262A38547WM024

TecMark Universal PressureSwitch Model 3158-EH Universal Pressure Switch 2 Psi.