Pressure Switches
Pressure switches and flow switches for swimming pool heating systems. Some also work in hot tubs.
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Air Switch Presair Tinytrol DPDT MOM Side Spout 21a TRM-211A
PresAir
Now: $19.31RRP: $33.75Tinytrol™ Air SensorProvide the same powerful switching action in a small package as found in larger air switches. Available in single pole or a very sensitive patented double pole designDPDT21 ampMomentaryside mountingNow: $19.31RRP: $33.75 -
Air Switch Presair Tinytrol DPDT Mom Thd Ctr Spout TVM-211A
PresAir
Now: $19.77RRP: $29.25Tinytrol™ Air SensorProvide the same powerful switching action in a small package as found in larger air switches. Available in single pole or a very sensitive patented double pole designDPDT21 ampMomentary9/16" thdNow: $19.77RRP: $29.25 -
Air Switch Presair Tinytrol DPDT Alt Side Spout TRA-211A
PresAir
Now: $19.38RRP: $33.88Tinytrol™ Air SensorProvide the same powerful switching action in a small package as found in larger air switches. Available in single pole or a very sensitive patented double pole designDPDT21 ampLatchingside mountingNow: $19.38RRP: $33.88 -
Air Switch Presair Tinytrol DPDT Alt Thd Ctr Spout TVA-211B
PresAir
Now: $20.33RRP: $35.55Tinytrol™ Air SensorProvide the same powerful switching action in a small package as found in larger air switches. Available in single pole or a very sensitive patented double pole designDPDT21 ampLatching9/16" thdNow: $20.33RRP: $35.55 -
Pressure Switch Presairtrol Tinytrol 21A 1/8"Mpt SPDT 2Psi TNP-111R-2PR
PresAir
Now: $26.48RRP: $46.30Tinytrol Pressure Switch1/8"NPT, no panel mount, 2psi, 21 amp, SPDTNow: $26.48RRP: $46.30 -
Air Switch Presair SPDT Mom Thd Ctr Spout ATM-111A
PresAir
Now: $23.78RRP: $41.58Threaded MountCenter spout, single or double pole, latching or momentary contacts. These switchesare rated at 20 amps and mount with hex nut and 9/16" threadSPDTMomentaryP:A:T#ATM-111ANow: $23.78RRP: $41.58 -
Air Switch Presair SPDT Alt Thd Ctr Spout ATA-111A
PresAir
Now: $27.00RRP: $41.58Threaded MountCenter spout, single or double pole, latching or momentary contacts. These switchesare rated at 20 amps and mount with hex nut and 9/16" threadSPDTLatchingP:A:T#ATA-111ANow: $27.00RRP: $41.58 -
Air Switch Presair DPDT MOM Threaded Center Spout M-211A
PresAir
Now: $23.17RRP: $40.50Threaded MountCenter spout, single or double pole, latching or momentary contacts. These switchesare rated at 20 amps and mount with hex nut and 9/16" threadDPDTMomentaryP:A:T#ATM-211ANow: $23.17RRP: $40.50 -
Air Switch Presair DPDT Alt Thd Ctr Spout ATA-211A
PresAir
Now: $30.35RRP: $49.93Threaded MountCenter spout, single or double pole, latching or momentary contacts. These switchesare rated at 20 amps and mount with hex nut and 9/16" threadDPDTLatchingP:A:T#ATA-211ANow: $30.35RRP: $49.93 -
Flow Switch Sundance Repl 3/4"Bx3/4"Bx3/8"B Tee 2P 26-455-1002
Sundance Spas
Now: $70.28RRP: $122.88Sundance Flow SwitchWith transparent tee fitting; fits all 6/99- present 2-pump/3-pump Sundance systems and all 2001 + 1-pump Capri models. Replaces 6560-858Now: $70.28RRP: $122.88 -
Flow Switch Sundance Repl 3/4"B Tee 1 Pump 26-455-1000
Sundance Spas
Now: $70.28RRP: $122.88Sundance Flow SwitchWith transparent tee fitting; fits all 6/99- present 1-pump systems (except 2001–present Capri)Now: $70.28RRP: $122.88 -
Pressure Switch 3028 25A Tecmark 1/8"B SPNO 3028
Tecmark
Now: $35.16RRP: $61.48Series 3000 Pressure SwitchThis switch is found in many spa applications where a durable switch is required. It is rated at 25 amps and is available in a variety of mounting stylesStailness pan material. Optional plastic pan to prevent corrosionNow: $35.16RRP: $61.48 -
Pressure Switch 390 Degr 3902
Tecmark
Now: $22.86RRP: $36.40Series 3000 Pressure SwitchThis switch is found in many spa applications where a durable switch is required. It is rated at 1 amp and is available in a variety of mounting stylesPlastic pan materialNow: $22.86RRP: $36.40 -
Flow Switch Harwil Q8Ds 1"Mpt 25A with Drag Strip Q8DS/A/10502
Harwil
Now: $83.20RRP: $124.48Q8DS Flow Switch25 amps- minimum flow rate, 8gpm. Wide operating range - 5 to 80 GPM, Pipe Size 1 1/2" or 2". 1"npt threaded fitting Manufacturer HarwilFlow Switch Application MultipleModel ...Now: $83.20RRP: $124.48 -
Flow Switch Grid Controls M-25 25A 115V 1-1/2"S M-25
Grid Controls
Now: $163.26RRP: $285.43Model 25 Liquid Flow Detector1-1/2" pvc s x s, rated 25 amps, mount PSOtal only. 14gpm minimum flow requiredNow: $163.26RRP: $285.43 -
Flow Switch Grid Controls M-2 Pilot Duty 1-1/2"S M-2
Grid Controls
Now: $125.13RRP: $218.75Model 2 Liquid Flow Detector1-1/2" pvc s x s set point 8-12gpm, pilot duty onlyNow: $125.13RRP: $218.75 -
Flow Switch Grid Controls M-1 1A 1-1/2"S M-1
Grid Controls
Now: $125.13RRP: $218.75Model 1 Liquid Flow Detector1-1/2" pvc s x s, rated 1 amp, mount PSOtal only. 14gpm minimum flow requiredNow: $125.13RRP: $218.75 -
Flow Switch Aqualarm 1-1/2"S 1A 206-NOS-PVC
Aqualarm
Now: $69.18RRP: $120.95DISCONTINUED Liquid Flow DetectorRated at one amp normally open switch8-12gpm required flow for switch pointNow: $69.18RRP: $120.95 -
Flow Switch Aqualarm 2"S 1A 200-NOS-PVC
Aqualarm
$162.50DISCONTINUED DISCONTINUED Liquid Flow DetectorRated at one amp normally open switch$162.50 -
Flow Switch Harwil Q12Ds 1/2"Mpt 2A Q12DS501.54SNO1
Harwil
Now: $70.28RRP: $122.88Harwil Q12DS Flow Switch 1/2" NPT2 amp pilot duty switches on at 10 gpm and switches off at 8 gpm. ABS body, stainless spring armKit includes one each 60-555-1225, 1/2" strain relief connector&one 1/2"fpt x 1/2"fpt coupling.Stationary arm measurements:2"...Now: $70.28RRP: $122.88 -
Pressure Switch Tecmark SPNO 1/8"mpt 25 Amp 3113
Tecmark
$37.15DISCONTINUED This item had been discontinued. Pressure Switch Tecmark SPNO 1/8"mpt 25 Amp 3113$37.15 -
Compression Fitting Universal 1/4" x 1/8" 47-319-1215
Tecmark
Now: $2.73RRP: $4.78This item had been discontinued. Compression Fitting Universal 1/4" x 1/8" 47-319-1215Now: $2.73RRP: $4.78