OTC 3634 Heavy-Duty Straight Cord Circuit Tester, Red

OTC 3634 Heavy-Duty Straight Cord Circuit Tester, Red

Q: Is the led bipolar ? I.e. does this work using the clamp on a positive power source to check for negative power with the probe?

It’s not Led, incandescent bulb.

Q: Does anyone know what’s amperage this test light draws?

I measure 151 mA with a Fluke 87-V.

Q: Is there a way to put a white light in this one and get rid of the red one?

Not without modifications or using a small low wat incandescent

Product ID: 109550743

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Details

Brand
OTC
Power source
Corded
Style
Handheld
Colour
Red
Item weight
1 Grams

💡Bright replaceable bulb

🔌Tests 6 & 12V circuits

🛠️12 ft heavy-duty coiled cord

Frequently Bought Together

OTC 3634 Heavy-Duty Straight Cord Circuit Tester, Red

OTC 3633-10 Replacement Bulb, (Pack of 10)

Premium LED Bulb Automotive Circuit Tester, 6-24V Test Light with 135 Inch PU Extended Spring Wire, Sharp Hard Steel Probe Vehicle Circuits Low DC Voltage Light Tester

Description

⚡ Power up your diagnostics with precision and style!

ERGONOMIC CLARITY - Slim, clear handle designed for comfort and visibility during testing.
ROBUST BUILD QUALITY - Stainless steel probe with insulated shaft and positive soldered clip ensures reliable contact.
EXTENDED REACH DURABILITY - 12-foot coiled cord for flexible, heavy-duty use in any workspace.
PRECISION CIRCUIT DIAGNOSIS - Pinpoint shorts, grounds, and open circuits with ease.
UNIVERSAL VOLTAGE COMPATIBILITY - Seamlessly tests both 6V and 12V electrical systems.

The OTC 3634 Heavy-Duty Straight Cord Circuit Tester is a professional-grade electrical testing tool designed to accurately identify shorts, grounds, and open circuits in 6V and 12V systems. Featuring a durable 12-foot coiled cord, ergonomic clear handle, bright replaceable bulb, and a robust stainless steel probe with insulated shaft, it delivers reliable performance for demanding electrical diagnostics.

Specifications

Manufacturer	OTC
Brand	OTC
Model	3634
Product Dimensions	8.51 x 24.26 x 4.45 cm; 1 g
Item model number	3634
Manufacturer part number	3634
Voltage	12 Volts
Item Weight	1 g

Have a Question? See What Others Asked

Is the led bipolar ? I.e. does this work using the clamp on a positive power source to check for negative power with the probe?

Does anyone know what’s amperage this test light draws?

Is there a way to put a white light in this one and get rid of the red one?

What is the actual length and type of cord? Description says 12 foot coiled cord, then it says 5 foot straight cord...? Which is it?

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