Vacuum Switches
Our digital control system parts cover everything from circuit boards and topside controls to sensors, transformers, and wiring components for hot tubs and spas. Compatible with all major control brands including Balboa, Gecko, Hydro-Quip, and more. We offer competitive international shipping rates to buyers worldwide.
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Brass Threaded Plug for Spa Heater Tube - 1/8" MPT Fitting
HTPOFAmerica
MSRP: $7.98$4.98This brass plug features 1/8" MPT (Male Pipe Thread) threading designed to seal 1/8" MPT openings typically located on spa heater tubes. The threaded opening matches standard pressure switch port dimensions, measuring approximately 3/8" in diameter...MSRP: $7.98$4.98 -
Stainless Steel Spa Heater Tube Plug 1/8" MPT Thread Hole Blocker
Generic
$4.99Premium stainless steel plug designed to seal 1/8" MPT (Male Pipe Thread) openings commonly located on spa heater tubes. This threaded plug fits holes approximately 3/8" in diameter - the same dimension as standard pressure switch openings found in hot...$4.99 -
MSRP: $76.09$59.18 -
Plastic Threaded Plug for Heater Tube - 1/8"mpt Hot Tub Spa Part
HTPOFAmerica
MSRP: $7.98$4.98Designed to seal off a 1/8" MPT (Male Pipe Thread) opening typically located on hot tub heater tubes, this plastic plug provides a reliable blocking solution. The threaded opening measures approximately 3/8" in diameter and matches standard pressure...MSRP: $7.98$4.98