---
product_id: 181573821
title: "Power Probe Short/Open Circuit Finder NO Box (ECT3000B) [Car Test Tool, Electrical Circuit Tester, Short Circuit Indicator, Open Circuit Tracer]"
brand: "powerprobe"
price: "R$3752"
currency: BRL
in_stock: true
reviews_count: 13
category: "Powerprobe"
url: https://www.desertcart.com.br/products/181573821-power-probe-short-open-circuit-finder-no-box-ect3000b-car
store_origin: BR
region: Brazil
---

# Signal distance bar for precise tracing LED workspace illumination 10-minute auto shut-off battery saver Power Probe Short/Open Circuit Finder NO Box (ECT3000B) [Car Test Tool, Electrical Circuit Tester, Short Circuit Indicator, Open Circuit Tracer]

**Brand:** powerprobe
**Price:** R$3752
**Availability:** ✅ In Stock

## Summary

> 🔧 Trace it. Fix it. Own it.

## Quick Answers

- **What is this?** Power Probe Short/Open Circuit Finder NO Box (ECT3000B) [Car Test Tool, Electrical Circuit Tester, Short Circuit Indicator, Open Circuit Tracer] by powerprobe
- **How much does it cost?** R$3752 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.br](https://www.desertcart.com.br/products/181573821-power-probe-short-open-circuit-finder-no-box-ect3000b-car)

## Best For

- powerprobe enthusiasts

## Why This Product

- Trusted powerprobe brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **No More Guesswork:** Auto-signal locking simplifies use—ditch the guesswork and avoid removing trims.
- • **Ergonomic & Efficient:** Comfortable grip design reduces fatigue during extended troubleshooting sessions.
- • **Smart Power Management:** Auto shut-off after 10 minutes conserves battery life so you’re always ready.
- • **Pinpoint Circuit Issues:** Signal distance bar guides you directly to shorts or opens with laser focus.
- • **Illuminate Your Workflow:** Integrated LED light brightens dark, cramped spaces for effortless diagnostics.

## Overview

The Power Probe ECT3000B is a professional-grade short/open circuit finder featuring an LED-lit receiver, a signal distance bar for accurate fault location, and a 10-minute auto shut-off to extend battery life. Designed with an ergonomic housing and auto-signal locking, it streamlines electrical diagnostics without dismantling vehicle interiors, making it an essential tool for efficient automotive troubleshooting.

## Description

• The Power Probe ECT3000, a 2-pc circuit tracer, transmits a signal into an isolated circuit (shorted or open) and traces the direction to the problem. • The receiver allows users to see the distance from the wire being traced and the direction to the short. • The auto-signal locking feature eases first-time use and eliminates the need to remove interior trims and carpets. • The integrated flashlight will illuminate the workspace and the automatic 10-minute shut off helps users save battery life.

Review: Seems to work well - I’ve now had it a couple of months but only used it once seem to work well but then lost the loo somewhere behind the dash and couldn’t find it again till it came out the other side of the car Still, I expect that’s me. I need more practice in using it
Review: Good - Excellent

## Features

- LED light on receiver illuminates the work space area
- Signal distance bar indicates distance height from short to ground or open circuits
- New ergonomic housing
- Longer 10-minute Auto shut off time

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01MYQEA4L |
| Batteries | 2 AAA batteries required. (included) |
| Batteries Required? | Yes |
| Batteries included? | Yes |
| Battery Cell Type | Alkaline |
| Best Sellers Rank | 12,851 in DIY & Tools ( See Top 100 in DIY & Tools ) 11 in Circuit Testers |
| Colour | Red |
| Customer Reviews | 4.5 4.5 out of 5 stars (1,467) |
| Date First Available | 22 Nov. 2016 |
| Included components | transmitter^receiver^AAA batteries (2) |
| Item Package Quantity | 1 |
| Item Weight | 739 g |
| Item model number | ECT3000B |
| Item thickness | 7.4 Inches |
| Manufacturer | Power Probe |
| Part number | PPECT3000B |
| Power source type | Battery Powered |
| Product Dimensions | 27.99 x 5.79 x 18.8 cm; 739.36 g |
| Specification met | CE, ETL, RoHS |
| Style | Short/Open Finder Kit |

## Product Details

- **Brand:** Powerprobe
- **Colour:** Red
- **Item weight:** 1.63 Pounds
- **Power source:** Battery Powered
- **Style:** Short/Open Finder Kit

## Images

![Power Probe Short/Open Circuit Finder NO Box (ECT3000B) [Car Test Tool, Electrical Circuit Tester, Short Circuit Indicator, Open Circuit Tracer] - Image 1](https://m.media-amazon.com/images/I/612-AR5CaHL.jpg)
![Power Probe Short/Open Circuit Finder NO Box (ECT3000B) [Car Test Tool, Electrical Circuit Tester, Short Circuit Indicator, Open Circuit Tracer] - Image 2](https://m.media-amazon.com/images/I/61qIuQL7H7L.jpg)
![Power Probe Short/Open Circuit Finder NO Box (ECT3000B) [Car Test Tool, Electrical Circuit Tester, Short Circuit Indicator, Open Circuit Tracer] - Image 3](https://m.media-amazon.com/images/I/51ZtYE65FYL.jpg)
![Power Probe Short/Open Circuit Finder NO Box (ECT3000B) [Car Test Tool, Electrical Circuit Tester, Short Circuit Indicator, Open Circuit Tracer] - Image 4](https://m.media-amazon.com/images/I/71J2kgTz3CL.jpg)
![Power Probe Short/Open Circuit Finder NO Box (ECT3000B) [Car Test Tool, Electrical Circuit Tester, Short Circuit Indicator, Open Circuit Tracer] - Image 5](https://m.media-amazon.com/images/I/71lqzFHIVSL.jpg)

## Questions & Answers

**Q: Will this work on 5v circuits, I.E. Accelerator pedal, fuel pump signal?**
A: This tool is the best to find broken wire and finding shorts on connections so yes it will work ..keep in mind that for best results disconnect the battery cause the only electrical u going to need is the one from the tool batteries

**Q: It have a buzzer or some kind o beeping to advertize on short o open circuit ?**
A: YES

**Q: Does the difference between the cheaper ect3000 ($134) vs. the more expensive ppect300 ($211) comes down to the carrying box and two extra probes?**
A: I use this product and good expectations and work as it should no problem ect3000 the only difference is the carrying case but mine came with a box

**Q: Is this a new kit or used as it doesnt have a box**
A: New but no box. That's what I got as well

## Customer Reviews

### ⭐⭐⭐⭐⭐ Seems to work well
*by G***H on 19 November 2025*

I’ve now had it a couple of months but only used it once seem to work well but then lost the loo somewhere behind the dash and couldn’t find it again till it came out the other side of the car Still, I expect that’s me. I need more practice in using it

### ⭐⭐⭐⭐⭐ Good
*by E***T on 2 February 2025*

Excellent

### ⭐⭐⭐⭐⭐ Good
*by A***N on 1 June 2024*

Good product thank you

## Frequently Bought Together

- Power Probe ECT3000B Short/Open Circuit Finder in Automotive Diagnostics - Tool Only (no Accessories or Box)
- Power Probe Test Probe Adapter Kit (PPTK0005) [Automotive Diagnostic Car Test Tool,Back Probe&Blade Probe Adapter, Allows Pinpoint Diagnostic Testing]

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*Product available on Desertcart Brazil*
*Store origin: BR*
*Last updated: 2026-02-21*