---
product_id: 643454337
title: "Elevator Lift Blue Test Tool Escalator Server Test Conveyor Debugging Tool GAA21750AK3 Unlimited Times Unlock Elevator Service Tool"
brand: "fwqaodesi"
price: "€ 535.81"
currency: EUR
in_stock: true
category: "Fwqaodesi"
url: https://www.desertcart.nl/products/643454337-elevator-lift-blue-test-tool-escalator-server-test-conveyor-debugging
store_origin: NL
region: Netherlands
---

# Double line LCD for clear data readout Unlimited use for endless testing Omnipotent compatibility with OTIS elevators Elevator Lift Blue Test Tool Escalator Server Test Conveyor Debugging Tool GAA21750AK3 Unlimited Times Unlock Elevator Service Tool

**Brand:** fwqaodesi
**Price:** € 535.81
**Availability:** ✅ In Stock

## Summary

> ⚡ Elevate your elevator service game—test smarter, not harder!

## Quick Answers

- **What is this?** Elevator Lift Blue Test Tool Escalator Server Test Conveyor Debugging Tool GAA21750AK3 Unlimited Times Unlock Elevator Service Tool by fwqaodesi
- **How much does it cost?** € 535.81 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/643454337-elevator-lift-blue-test-tool-escalator-server-test-conveyor-debugging)

## Best For

- fwqaodesi enthusiasts

## Why This Product

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

## Key Features

- • **Crystal Clear Data:** Dual-line LCD display ensures you see every detail with unmatched clarity and precision.
- • **Next-Level Debugging:** The most powerful version on the market, designed to optimize your elevator service workflow.
- • **Endless Testing Power:** Unlock unlimited test cycles with the GAA21750AK3—never worry about tool burnout again.
- • **Compact & Durable Design:** Lightweight yet robust, built for professionals who demand reliability on the go.
- • **Universal Elevator Compatibility:** Seamlessly works with all OTIS and XIZI OTIS models—one tool to rule them all.

## Overview

The FWQAODESI GAA21750AK3 Elevator Blue Server Test Tool is a professional-grade, corded electric diagnostic device designed for unlimited testing and adjustment of OTIS and XIZI OTIS elevators. Featuring a dual-line LCD display for precise data visualization, this compact and durable tool offers unmatched compatibility and powerful debugging capabilities, making it an essential asset for elevator maintenance professionals.

## Description

Note:due to the different production batches, the color of the product may be a little different, but the quality is the same , if mind the color please don't place a order ,thanks .Specification·Name: (GAA21750AK3) Elevator Blue Server Test Tool·Size: 178 x 96 x 42mm·Color: BlueFeatures ·Double line LCD display, key clear.Package Included 1 x Elevator Blue Server Test Tool

## Features

- This bule test tool can be used in all the OTIS and XIZI OTIS elevator
- This blue test tool (T / T) GAA21750AK3 is omnipotent version with unlimited times which can check and adjust GECB data
- This bule test tool has the most powerful function than other versions
- Double line LCD display key clear
- 100% NEW and ORIGIANL

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07BVTR9RC |
| Brand | FWQAODESI |
| Brand Name | FWQAODESI |
| Colour | blue |
| Included Components | 1 pcs blue test tool |
| Item Dimensions | 18 x 10 x 4 Millimeters |
| Item Weight | 0.32 Kilograms |
| Item dimensions L x W x H | 18 x 10 x 4 Millimeters |
| Manufacturer | China |
| Measurement Type | Multimeter |
| Model Number | GAA21750AK3 |
| Power Source | Corded Electric |
| Power Source Type | Corded Electric |

## Product Details

- **Brand:** FWQAODESI
- **Power Source:** Corded Electric
- **Colour:** blue
- **Item dimensions L x W x H:** 18 x 10 x 4 Millimeters
- **Measurement Type:** Multimeter

## Images

![Elevator Lift Blue Test Tool Escalator Server Test Conveyor Debugging Tool GAA21750AK3 Unlimited Times Unlock Elevator Service Tool - Image 1](https://m.media-amazon.com/images/I/71EU+IZPifL.jpg)

## Questions & Answers

**Q: Can i use for dover**
A: No you cannot use on a dover, and this shouldn’t be for sale on Amazon

**Q: Is it capable of  Accessing all submenus and parameters?**
A: No they don’t

**Q: Does it come with manual**
A: Dear ,the user manual is too may to put together with the product ,but there is an electronic version of it, if you need you can contact me by email, I can send it to your mailbox

**Q: Can i order just the cord some pins broke in  Mine but the tool is still good**
A: If the product is purchased from me, you can email me through the  order, I can send a cord to you, but you need to know how to replace it

## Frequently Bought Together

- Elevator Blue Server Test Tool GAA21750AK3 Elevators Lift Operator Debugger Blue TT Service Test Tool use for Otis XIZI Otis Elevator
- Klein Tools 5189 Tradesman Pro Hard Case Large

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**Shop now:** [https://www.desertcart.nl/products/643454337-elevator-lift-blue-test-tool-escalator-server-test-conveyor-debugging](https://www.desertcart.nl/products/643454337-elevator-lift-blue-test-tool-escalator-server-test-conveyor-debugging)

---

*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-03-11*