Amprobe LT-10 Lamp Tester

(4 customer reviews)

  • Tests whether fluorescent lamps and light bulbs are operational prior to installation or removal
  • Features built-in VolTect alert to verify voltage presence and eliminate the need to carry a separate voltage detector
  • Offers single-handed, one-button operation for all lamp tests
  • Provides a pin test to check the continuity of the bulb’s electrodes
  • Features ultra-compact design for easy portability
  • Includes a 48 removable, fully retractable antenna to test lights without climbing a ladder
  • Emits visual and audible alerts for pin and voltage test functions
  • Works with all fluorescent light bulbs: T2, T4, T5, T8, T9, T10, T12
SKU: 4222120 Category:


The Amprobe LT-10 Lamp Tester takes the guess work out of troubleshooting fluorescent light fixtures, saving you time and money. This 3-in-1 tool tests the light bulb, pins, and voltage so you can tell whether fluorescent light bulbs are working before you install or remove them. The intuitive one-button operation, 48″ removable and retractable antenna, VolTect™ non-contact voltage detection, and ultra-compact design, makes the LT-10 Lamp Tester the right tool for electrical and facilities maintenance applications.



Winner — NECA Showstopper 2013


Specifications Range
Compatible lamps T2, T4, T5, T8, T9, T10, T12 and fluorescent energy saving light bulbs
Test voltage Approximately 3 kV / 280 kHz
Field strength Approximately 100 μV/m at 260 – 300 kHz
Maximum antenna length 48″
Filament test T2, T4, T5, T8, T9, T10, T12
VolTect™ non-contact voltage detection AC 90 V to AC 600 V, 50/60 Hz
CAT II 300 V, CAT I 600 V
Non-contact voltage sensitivity with probe tip (typical) LED illuminates and beeps at approx. 3 mm (0.12 in) distance from a wire carrying 120 Vac
LED illuminates and beeps at approx. 5 mm (0.2 in) distance from a wire carrying 230 Vac
Drop proof 36″
Operating time One second ON, one second OFF for maximum five cycles and wait for 1 minute before taking another measurement
Operating temperature -10°C to +50°C (14°F to 122°F) ≤ 85% RH
Storage temperature -10°C to +50°C (14°F to 122°F) ≤ 85% RH
Operating altitude Up to 2000 meters
Battery One 9V lithium or alkaline battery only, 6LR61/6LF22/MN1604 or equivalent.
Battery life Up to 500 tests (Alkaline typically)
Dimensions (L x W x H) Approximately 170 x 40 x 24 mm (6.69 x 1.57 x 0.94 in) without antenna
Weight Approximately 80 g (0.18 lb) with battery installed, excluding 48″ antenna
Safety compliance IEC 61010-1, UL 61010-1, CAN/CSA-C22.2 No. 61010-1-04
EMC compliance IEC 61326-1
Calibration NA


What’s Included

  • LT-10
  • 48 antenna
  • Adaptor plate
  • Battery
  • Carrying case


Datasheet »
User Manual »

4 reviews for Amprobe LT-10 Lamp Tester

  1. Vinroc

    Its the best tool-you didn’t know you needed until you got it

    This tool has helped me save so much time on labor when troubleshooting lighting.

    Thanks guys

    ✔ Yes, I recommend this product.

  2. mazda115

    excelente herramienta

    Necesaria y excelente funcionabilidad antes yo tiraba todos los bombillos ahora casi nunca se botan porque encuentro el problema en el balastro gracias a este multimetro.

    ✔ Yes, I recommend this product.

  3. luppoldh

    Time saver

    This is needed for any electrician who deals with a lot of fluorescent issues on a day to day basis. It allows me to quickly diagnose and fix almost all issues I run into on a day to day basis

    ✔ Yes, I recommend this product.

  4. Obeone72

    Great multi tool

    This is a great tool that lets you know if its a ballast or bulb problem before you get out your ladder in most cases

    ✔ Yes, I recommend this product.

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