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Under $20 Electrical Testing Tools

Shop the best prices on 11,051 great value under $20 electrical testing tools. Shopping for electrical testing tools is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Shanghai Yangxin, 9eight5 and more. Buy electrical testing tools online safely with Fruugo, with secure payment and fast shipping to Singapore.

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1 - 32 of 3,200
Electrolyzer Quick Water Quality Testing Electrolysis Iron Bars Tds Tester Eu Pl 21 Edition 1210
$17.95 Save $34.00 RRP: $51.95
60V-600V AC Three Phase Rotation Indicator Meter Phase Sequence Tester LED Buzzer with Portable Pouc 0621 Edition 0118
$16.95 Save $31.00 RRP: $47.95
Telephone Phone Butt Test Tester Lineman Tool Cable Set Grey White
$17.95 Save $7.00 RRP: $24.95
HT123 Digital Multimeter, Voltage Resistance Continuity
$16.95 Save $9.00 RRP: $25.95
Water Tester with Light Mineral Test Pen Purified Water Detector Portable Biomineral Tester for Water Edition 0923
$19.95 Save $19.00 RRP: $38.95
Grounding Tester Pen for Mats Sheets Blankets Wristbands with Instant Conductivity Check
$20.95 Save $11.00 RRP: $31.95
SQLX Heating Circulation Pump Rotation Tester and AC Detector Oil Burner Solenoid Valve Detects Hk
$5.95 Save $17.00 RRP: $22.95
Upgraded Voltage Current Meter Ammeter Voltmeter Frequency AC50-500V 1-140A
$12.95 Save $16.00 RRP: $28.95
9V Buzzer Tester Electric Wire Tester Switch Products on-Off Switch Tester Continuity Tester for
$15.95 Save $4.00 RRP: $19.95
Analog Pointer Ammeter Multimeter Hertz Indicator 45-55hz Pointer Type Meters
$11.95 Save $22.00 RRP: $33.95
220V AC Voltage and Current Acquisition Chip Charging Pile Power Metering Module HLW8032 Serial Port Output
$14.95 Save $15.00 RRP: $29.95
6X 90-1000V Voltage Tester Electric Indicator Non-Contact Voltage Tester AC Power Outlet Detector Tester Pen with LED
$18.95
Anti Static Grounding Coppers Wire Electrostatic Professional Anti Static Protective Tool For Grounding Accessories Multicolor
$14.95 Save $1.00 RRP: $15.95
2 PCS Household Electrolyzer Test Electrolysis Water Tools Water Purity Level Meter PH Testing Tool Water Quality Tester Edition 0120
$20.95 Save $48.05 RRP: $69.00
85L1-HZ Square Pointer Type AC 380V Analog Panel Frequency Meter Tester Gauge Hertz Indicator 45-55Hz 65x65mm
$19.95
9V Buzzer Tester Electric Wire Tester Switch Products on-Off Switch Tester Continuity Tester for Circuit Measure
$11.95 Save $47.05 RRP: $59.00
29V/AC/DC Supply Electric Recliner Sofa Chair Adapter Transformer Tool - Plug
$9.95 Save $10.00 RRP: $19.95
PN107 Digital Clamp Meter Voltage True RMS Multimeter 600A Current Testers NCV Induction Ohmmer Too
$22.95 Save $6.00 RRP: $28.95
Heating Circulation Pump Rotation Tester and AC Detector Oil Burner Solenoid Valve Detects
$10.95 Save $38.00 RRP: $48.95
KWS-AC305 Wattmeter Power Meter Dual Voltmeter AC 0-500V Voltage 0-50KW Power Analyzers
$18.95 Save $11.00 RRP: $29.95
Water Electrolyzer Quick Water Quality Tester US Plug Edition 1128
$7.95 Save $28.00 RRP: $35.95
Compact Circulation Pump Rotation Tester for Heating Systems with AC Detection and Solenoid Valve Op
$14.95 Save $7.00 RRP: $21.95
2X Heating Circulation Pump Rotation Tester and AC Detector Oil Burner Solenoid Valve Detects
$17.95 Save $10.00 RRP: $27.95
PZEM-004T 4.0 Single Phase Wattmeter Kwh Meter 220V 32A
$15.95 Save $7.00 RRP: $22.95
Grounding Continuity Tester for Mats and Sheets with Instant LED Feedback and Dual Probe Design
$20.95 Save $11.00 RRP: $31.95
Dc 0-50a Analog Amp Meter Ammeter Current Panel + 50a 75mv Shunt Resistor
$13.95 Save $22.00 RRP: $35.95
New 20A Analog Ampere Panel Meter Current Amp
$7.95 Save $1.00 RRP: $8.95
YB5135DB AC80500V Twowire LCD Display Digital Voltmeter Volt Panel Meter Voltage Monitor Tester Gaug
$21.95 Save $6.00 RRP: $27.95
Grounding Tester - Outlet Tester & Conductivity Test Pen for Earthing Sheets, Mats, Blankets, Pillowcases, Wristbands
$11.95 Save $38.00 RRP: $49.95
Intelligent Digital Clamp Meter Multimeter 400A AC/DC Clamp Meter
$20.95 Save $4.00 RRP: $24.95
Hydrometer Tester Vintage measuring bottle Set Tools Alcoholmeter Alcohol Meter Wine Concentration Meter
$20.95
Portable Lightweight Optical Power Meter High Accurancy Rechargeable Optic Power Meter 7 Wavelengthe
$17.95 Save $21.00 RRP: $38.95