--- product_id: 520843379 title: "Elevator Blue TT Server Test Tool GAA21750AK3 Lift Operator Debugger Compatible with Otis XIZI Otis Elevators Universal Fit Elevator Test Device" brand: "ztuoauma" price: "β‚Ή 8869" currency: INR in_stock: true reviews_count: 3 category: "Ztuoauma" url: https://www.desertcart.in/products/520843379-elevator-blue-tt-server-test-tool-gaa21750ak3-lift-operator-debugger store_origin: IN region: India --- # Double-line LCD display Universal fit for Otis & XIZI elevators Unlimited test cycles Elevator Blue TT Server Test Tool GAA21750AK3 Lift Operator Debugger Compatible with Otis XIZI Otis Elevators Universal Fit Elevator Test Device **Brand:** ztuoauma **Price:** β‚Ή 8869 **Availability:** βœ… In Stock ## Summary > πŸš€ Elevate your elevator diagnostics to pro-level precision! ## Quick Answers - **What is this?** Elevator Blue TT Server Test Tool GAA21750AK3 Lift Operator Debugger Compatible with Otis XIZI Otis Elevators Universal Fit Elevator Test Device by ztuoauma - **How much does it cost?** β‚Ή 8869 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.in](https://www.desertcart.in/products/520843379-elevator-blue-tt-server-test-tool-gaa21750ak3-lift-operator-debugger) ## Best For - ztuoauma enthusiasts ## Why This Product - Trusted ztuoauma brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Fault Code Mastery:** Instantly read and set parameters, fault codes, and I/O signals with ease - β€’ **Crystal Clear Control:** Intuitive double-line LCD and tactile buttons for precision operation - β€’ **Endless Testing Power:** Unlimited usage cycles to keep your diagnostics running non-stop - β€’ **Risk-Free Reliability:** Backed by 6 months return and 1 year free replacement warranty - β€’ **Plug & Play Compatibility:** Seamlessly works with Otis and XIZI elevator modelsβ€”no guesswork needed ## Overview The ZTUOAUMA Elevator Blue TT Server Test Tool GAA21750AK3 is a universal, professional-grade diagnostic device designed for Otis and XIZI Otis elevators. Featuring a clear double-line LCD display and tactile buttons, it supports comprehensive functions including parameter reading, fault code detection, and input/output signal testing. With unlimited test cycles and a robust warranty, it ensures reliable, efficient elevator maintenance and troubleshooting. ## Description Product description Elevator Server Device Test Tool Blue TT Brand Intro ZTUOAUMA, established on 2008, doing business on desertcart for over 4 years, offering the replacement of mechanical and electrical products, like fuel pumps, ignition starter and keys, etc. We are always the experienced one to trust. On-Road Vehicels Replacement Parts Off-Road Vehicel Replacement Parts Always the Best Choice for Aftermarket Parts for Otis Part Number: GAA21750AK3 Application Models: Universal Fit for Otis and Xizi Otis Elevator Device Test Features Easy to operate with a clear LCD display and clear entity buttons. Double line LCD display, key clear. Supports multiple functions such as reading parameters, setting parameters, fault codes, input/output signals, etc. This blue test tool (T / T) is omnipotent version with unlimited times, and have more functions than other versions, which can check and adjust GECB data The GAA21750AK3 is a universal server elevator blue test tool that can unlock elevators service and debug elevators and escalators with unlimited times. With this tool, you can easily check and adjust GECB data on any OTIS elevator system. It has a double line LCD display that shows key information clearly. This tool comes with a powerful adaptor that can connect to different types of elevators. It also has a durable case that protects it from damage. The GAA21750AK3 is the most advanced version of elevator test tools available on the market. It has more functions and features than other models. ## Features - Part Number: GAA21750AK3 - Application Models: Universal Fit for Otis and Xizi Otis Elevator Device Test - Features: Easy to operate with a clear LCD display and clear entity buttons. Double line LCD display, key clear. Supports multiple functions such as reading parameters, setting parameters, fault codes, input/output signals, etc. - This blue test tool (T / T) is omnipotent version with unlimited times, which can check and adjust GECB data - Warranty: Returnable for 6 Months and Changeable for 1 Year(return and change for free) ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BWY8G2J3 | | Best Sellers Rank | #457,506 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #1,609 in Multitools | | Brand | ZTUOAUMA | | Brand Name | ZTUOAUMA | | Color | blue | | Customer Reviews | 3.8 out of 5 stars 10 Reviews | | Included Components | circuit | | Manufacturer | ZTUOAUMA | | Measurement Type | Voltmeter | | Number of Items | 1 | | Part Number | GAA21750AK3 | | Power Source | Battery Powered | ## Product Details - **Brand:** ZTUOAUMA - **Color:** blue - **Measurement Type:** Voltmeter - **Number of Items:** 1 - **Power Source:** Battery Powered ## Images ![Elevator Blue TT Server Test Tool GAA21750AK3 Lift Operator Debugger Compatible with Otis XIZI Otis Elevators Universal Fit Elevator Test Device - Image 1](https://m.media-amazon.com/images/I/614WlCdM6mL.jpg) ![Elevator Blue TT Server Test Tool GAA21750AK3 Lift Operator Debugger Compatible with Otis XIZI Otis Elevators Universal Fit Elevator Test Device - Image 2](https://m.media-amazon.com/images/I/61mPthA7hUL.jpg) ![Elevator Blue TT Server Test Tool GAA21750AK3 Lift Operator Debugger Compatible with Otis XIZI Otis Elevators Universal Fit Elevator Test Device - Image 3](https://m.media-amazon.com/images/I/61TSasvs-QL.jpg) ![Elevator Blue TT Server Test Tool GAA21750AK3 Lift Operator Debugger Compatible with Otis XIZI Otis Elevators Universal Fit Elevator Test Device - Image 4](https://m.media-amazon.com/images/I/61GXmCq0fzL.jpg) ![Elevator Blue TT Server Test Tool GAA21750AK3 Lift Operator Debugger Compatible with Otis XIZI Otis Elevators Universal Fit Elevator Test Device - Image 5](https://m.media-amazon.com/images/I/51DpyA9DPsL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by P***C on September 18, 2024* ### ⭐ Review *by A***I on March 3, 2025* ### ⭐⭐⭐⭐⭐ Review *by D***S on April 27, 2023* ## Frequently Bought Together - ZTUOAUMA Elevator Blue TT Server Test Tool GAA21750AK3 Lift Operator Debugger Compatible with Otis XIZI Otis Elevators Universal Fit Elevator Test Device - Klein Tools 5189 Tradesman Pro Hard Case Large - Elevator Blue Server Test Tool GAA21750AK3 Elevators Lift Operator Debugger Blue TT Service Test Tool use for Otis XIZI Otis Elevator --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.in/products/520843379-elevator-blue-tt-server-test-tool-gaa21750ak3-lift-operator-debugger](https://www.desertcart.in/products/520843379-elevator-blue-tt-server-test-tool-gaa21750ak3-lift-operator-debugger) --- *Product available on Desertcart India* *Store origin: IN* *Last updated: 2026-05-13*