Category
Brand
Assembled Height
Body Type
BtuH
Color
Configuration
EnergyStar
HP
Mounting
Nom. kW
Nom. Tons
Phase
Poles
Res. Amps
RPM
Switch Action
VA Rating
Volts
Watts
Country of Origin
5209 Results
Filters 5
Popularity Product Name Mfg. Part Number Order Number

Brazing & Soldering Tools, Tools, Testing, Tools & Training, Test Instruments, Hydronics & Plumbing

310 Residential Combustion Analyzer Kit with Printer H85-700
310 Residential Combustion Analyzer Kit with Printer
Description: 310 Residential Combustion Analyzer Kit with Printer;
Brand: Testo Mfg #: 0563-3110-01
Catalog Pg.: 1498 View Similar Items
Dual Input Digital Manometer H28-244
Dual Input Digital Manometer
Description: Dual Input Digital Manometer; Range: -60" to +60";
Brand: UEi Mfg #: EM152
Catalog Pg.: 1495 View Similar Items
Prowler Refrigerant Leak Detector H85-611
Prowler Refrigerant Leak Detector
Description: Prowler Leak Detector;
Brand: JB Mfg #: LD-5000
View Similar Items
Oxy-Acetylene Brazing Tip H26-286
Oxy-Acetylene Brazing Tip
Description: Braze to 1", Weld to 1/8";
Brand: Uniweld Mfg #: Type17-2
Catalog Pg.: 1367 View Similar Items
Dual Display Clamp Meter H28-794
Dual Display Clamp Meter
TRMS: Y; Manual Ranging: Y; Diode: Y; Continuity Beeper: Y; Data Hold: Y; Backlit Display: Y; Display: Y; Min./Max. Display: Y; Auto Power Off: Y; Low Battery Indicator: Y; Safety Rating: CATIII 600V CATII 1000V; AC Volts: 750V; DC Volts: 1000V; AC Amps: 600A;
Brand: UEi Mfg #: DL579
Catalog Pg.: 1474 View Similar Items
Flints H28-420
Flints
Description: Replacement Flints (5-Pk.);
Brand: Uniweld Mfg #: FL37
Catalog Pg.: 1377 View Similar Items
Zone Valve Replacement Head L37-348
Zone Valve Replacement Head
Conn. Size: Replacement Powerhead for V8043E 1000 series;
Brand: Honeywell Home Mfg #: 40003916-026
Catalog Pg.: 529 View Similar Items
2-piece Full Port Ball Valve 1/2 FBV-3C R54-598
2-piece Full Port Ball Valve 1/2 FBV-3C
Model #: FBV-3; Conn. Size: 1/2" Threaded; Ball/Stem Material: Brass;
Brand: Watts Mfg #: 547102
Catalog Pg.: 520 View Similar Items
MSX Thermal Camera H28-715
MSX Thermal Camera
Temp. Range: -13°F to +572°F;
Brand: FLIR Mfg #: TG165-X
Catalog Pg.: 1468 View Similar Items
3/4" Pressure Safety Relief Valve R55-747
3/4" Pressure Safety Relief Valve
Model #: 335M2-030 3/4; Inlet Conn.: 3/4" Female; Outlet Conn.: 3/4" Female; Conn. Size: 3/4" Female; Body Type: Bronze; Pressure Setting: 30; BtuH: 510,000;
Brand: Watts Mfg #: 0342691
Catalog Pg.: 506 View Similar Items
Wireless Dual Display Clamp Meter H28-790
Wireless Dual Display Clamp Meter
TRMS: Y; Manual Ranging: Y; Inrush Current: Y; Diode: Y; Continuity Beeper: Y; Data Hold: Y; Backlit Display: Y; Display: Y; Min./Max. Display: Y; Auto Power Off: Y; Low Battery Indicator: Y; Safety Rating: CATIV 600V CATIII 1000V; AC Volts: 1000V; DC Volts: 1000V;
Brand: UEi Mfg #: DL599
Catalog Pg.: 1473 View Similar Items
Pump Coupler L37-350
Pump Coupler
Description: Coupler Assembly;
Brand: Bell & Gossett Mfg #: 118705
Catalog Pg.: 491 View Similar Items
Hybrid Jumper H28-213
Hybrid Jumper
Brand: Supco Mfg #: HYB1YL
Catalog Pg.: 1490 View Similar Items
Air Vent L37-315
Air Vent
Type: Auto; Conn. Size: 1/2" FPT, 3/4" MPT; Height: 4-3/4"; Width: 2-1/4"; Max. Pressure: 150 PSI;
Brand: Maid-O'-Mist Mfg #: 75
Catalog Pg.: 513 View Similar Items
Pump Coupler L37-207
Pump Coupler
Brand: Bell & Gossett Mfg #: 118473
Catalog Pg.: 491 View Similar Items
Aquastat® Relay L39-036
Aquastat® Relay
Mounting: Vertical; Burner Circuit Type: Low Voltage; Temp. Range: 180°F to 240°F;
Brand: Resideo Mfg #: L8148E1265
Catalog Pg.: 537 View Similar Items
Residential Gas Water Heater ProLine®™ Energy Saver Model N98-723
Residential Gas Water Heater ProLine®™ Energy Saver Model
Gallons: 40; BtuH: 40,000; GPH Rec. 90°F Rise: 41; First Hour GPH: 68; Height with Draft Hood: 51-1/2"; Diameter: 22"; Vent Size: 3" or 4"; Wt. Lbs.: 135; Gas Type: NG;
Brand: AO Smith Mfg #: GCRL-40NG
Catalog Pg.: 571 View Similar Items
Residential Electric Water Heater Promax™ Energy Saver Model N98-739
Residential Electric Water Heater Promax™ Energy Saver Model
Model #: ENT-50; Gallons: 50; Nom. kW: 4.5; GPH Rec. 90°F Rise: 21; Volts: 240; Height: 60-1/2"; Diameter: 22"; Wt. Lbs.: 134;
Brand: AO Smith Mfg #: ENT-50
Catalog Pg.: 573 View Similar Items
Folding Pocket Thermometer H28-786
Folding Pocket Thermometer
Description: Folding Pocket Thermometer with Differential and Large Display; Range: -58°F to +572°F;
Brand: UEi Mfg #: PDT655
Catalog Pg.: 1462 View Similar Items
Air Vent L41-609
Air Vent
Conn. Size: 1/8" NPT; Max. Pressure: 50 PSI;
Brand: Taco Mfg #: 400-4
Catalog Pg.: 511 View Similar Items
Nitrogen Regulator H85-432
Nitrogen Regulator
Description: Nitrogen Regulator; Delivery Pressure: 500 PSIG;
Brand: TurboTorch Mfg #: 245-03P
Catalog Pg.: 1368 View Similar Items
EasyHood™ Airflow Capture Hood Kit H93-217
EasyHood™ Airflow Capture Hood Kit
Description: EasyHood Kit with ABM-200 Wireless Airflow Meter;
Brand: CPS Mfg #: ABM-HOOD-200
Catalog Pg.: 1491 View Similar Items
Swivel Head Clamp Meter H27-753
Swivel Head Clamp Meter
TRMS: Y; Autoranging: Y; Manual Ranging: Y; Inrush Current: Y; Frequency/Duty Cycle: Y; Diode: Y; Continuity Beeper: Y; Data Hold: Y; Backlit Display: Y; Display: 5,000 Count; Auto Power Off: Y; Low Battery Indicator: Y; Batteries: 9V; Safety Rating: Cat III, 600V; AC Volts: 600V; DC Volts: 600V;…
Brand: Fieldpiece Mfg #: SC640
Catalog Pg.: 1475 View Similar Items
Residential Gas Water Heater ProLine®™ Energy Saver Model N98-719
Residential Gas Water Heater ProLine®™ Energy Saver Model
Gallons: 50; BtuH: 40,000; GPH Rec. 90°F Rise: 41; First Hour GPH: 88; Height with Draft Hood: 60-3/4"; Diameter: 22"; Vent Size: 3" or 4"; Wt. Lbs.: 165; Gas Type: NG;
Brand: AO Smith Mfg #: GCR-50NG
Catalog Pg.: 571 View Similar Items
FTL Finance
Powered by Site Search powered by SLI Systems

© 2025 Johnstone Supply. All rights reserved.

Select products to compare.
Compare