154 Results

MARS, Mainstream Engineering, ESP, CPS, Software, Training, Testing, Tools & Training, Temperature & Humidity Measurement, Test Instruments, HVACR Parts

Universal Air Switch L45-006
Universal Air Switch
Description: Universal Air Switch;
Brand: ESP Mfg #: NS2-0000-03



EPA Section 608 Study Course Qwik608® B13-041
EPA Section 608 Study Course Qwik608®
Description: Qwik608® — English (includes: "Field Reference Manual" and "QwikStudy™ Guide", software download code for EPA Section 608 interactive software, streamable Video, and downloadable or streamable Audio study materials) with paper test;
Brand: Mainstream Engineering Mfg #: QT3000

Smoke Detector Tester G32-697
Smoke Detector Tester
Description: Smoke Detector Tester;
Brand: ESP Mfg #: SDT-25S

EPA Section 608 Test Qwik608® B13-042
EPA Section 608 Test Qwik608®
Description: Qwik608® — EPA Test Only: English Paper Test Only;
Brand: Mainstream Engineering Mfg #: QT3001

EPA Section 608 Study Course Qwik608® B21-521
EPA Section 608 Study Course Qwik608®
Description: Qwik608® — English (includes: "Field Reference Manual" and "QwikStudy Guide", software download code for EPA Section 608 interactive software, streamable Video, and downloadable or streamable Audio study materials) with online QwikTest;
Brand: Mainstream Engineering Mfg #: QT3009

TempSmart Data Logger H28-162
TempSmart Data Logger
Description: TempSmart Data Logger;
Brand: CPS Mfg #: TS-100

MARS 780 Definite Purpose Contactor 3P, Box Lug L46-904
MARS 780 Definite Purpose Contactor 3P, Box Lug
Ind. F/L Amps: 40; Poles: 3; Coil Voltage: 24 VAC; Res. Amps: 50;
Brand: MARS Mfg #: 61445

Magnetic Line Contactor DPST-N.O. 50/60 Hz L38-291
Magnetic Line Contactor DPST-N.O. 50/60 Hz
Ind. F/L Amps: 30; Poles: 2; Coil Voltage: 24 VAC; Res. Amps: 30;
Brand: MARS Mfg #: 18001

EPA Section 608 Study Course Qwik608® - SPANISH B18-827
EPA Section 608 Study Course Qwik608® - SPANISH
Description: Qwik608® — Spanish (includes: "Field Reference Manual" and "QwikStudy™ Guide", software download code for EPA Section 608 interactive software, streamable Video, and downloadable or streamable Audio study materials) with paper test;
Brand: Mainstream Engineering Mfg #: QT3004

EPA Section 608 Test Qwik608® B15-370
EPA Section 608 Test Qwik608®
Description: Qwik608® — EPA Test Only: Online QwikTest Only (bilingual);
Brand: Mainstream Engineering Mfg #: QT3008

EPA Section 608 Test Qwik608® - SPANISH B18-828
EPA Section 608 Test Qwik608® - SPANISH
Description: Qwik608® — EPA Test Only: Spanish Paper Test Only;
Brand: Mainstream Engineering Mfg #: QT3002

MARS 780 Definite Purpose Contactor 2P, Box Lug L46-958
MARS 780 Definite Purpose Contactor 2P, Box Lug
Ind. F/L Amps: 40; Poles: 2; Coil Voltage: 24 VAC; Res. Amps: 50;
Brand: MARS Mfg #: 61755

Sure Temp B13-598
Sure Temp
Temp. Range: -40°F to +180°F;
Brand: ESP Mfg #: ST1236-31

Square Air Switch Tubing Kit R58-795
Square Air Switch Tubing Kit
Description: Square Tubing Kit;
Brand: ESP Mfg #: SQAST-KIT

Square Air Switch Tubing R58-794
Square Air Switch Tubing
Description: Square Tubing;
Brand: ESP Mfg #: SQAST-5

MARS 780 Definite Purpose Contactor 3P, Box Lug L46-906
MARS 780 Definite Purpose Contactor 3P, Box Lug
Ind. F/L Amps: 40; Poles: 3; Coil Voltage: 208-240; Res. Amps: 50;
Brand: MARS Mfg #: 61447

TempSmart Wireless Data Logger Kit H28-229
TempSmart Wireless Data Logger Kit
Description: TempSmart Data Logger Kit (6-Pk.);
Brand: CPS Mfg #: TS-100-6PK

MARS 780 Definite Purpose Contactor 1P, Screw Type L46-929
MARS 780 Definite Purpose Contactor 1P, Screw Type
Ind. F/L Amps: 30; Poles: 1; Coil Voltage: 24 VAC; Res. Amps: 40;
Brand: MARS Mfg #: 61320

MARS 780 Definite Purpose Contactor 2P, Screw Type L46-944
MARS 780 Definite Purpose Contactor 2P, Screw Type
Ind. F/L Amps: 30; Poles: 2; Coil Voltage: 24 VAC; Res. Amps: 40;
Brand: MARS Mfg #: 61345

MARS 780 Definite Purpose Contactor 3P, Box Lug L46-916
MARS 780 Definite Purpose Contactor 3P, Box Lug
Ind. F/L Amps: 60; Poles: 3; Coil Voltage: 208-240; Res. Amps: 75;
Brand: MARS Mfg #: 61472

MARS 780 Definite Purpose Contactor 3P, Screw Type L46-894
MARS 780 Definite Purpose Contactor 3P, Screw Type
Ind. F/L Amps: 30; Poles: 3; Coil Voltage: 24 VAC; Res. Amps: 40;
Brand: MARS Mfg #: 61430

MARS 780 Definite Purpose Contactor 3P, Box Lug L46-909
MARS 780 Definite Purpose Contactor 3P, Box Lug
Ind. F/L Amps: 50; Poles: 3; Coil Voltage: 24 VAC; Res. Amps: 63;
Brand: MARS Mfg #: 61460
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