---
product_id: 184382874
title: "GCY42 3.0V Bluetooth Tool Module"
brand: "bosch"
price: "€ 45.57"
currency: EUR
in_stock: true
reviews_count: 8
category: "Bosch"
url: https://www.desertcart.sk/products/184382874-gcy42-3-0v-bluetooth-tool-module
store_origin: SK
region: Slovakia
---

# 100 Ft. Bluetooth range Real-time battery & tool status Advanced tool customization GCY42 3.0V Bluetooth Tool Module

**Brand:** bosch
**Price:** € 45.57
**Availability:** ✅ In Stock

## Summary

> 🔧 Elevate your toolkit with smart connectivity — don’t get left behind!

## Quick Answers

- **What is this?** GCY42 3.0V Bluetooth Tool Module by bosch
- **How much does it cost?** € 45.57 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/184382874-gcy42-3-0v-bluetooth-tool-module)

## Best For

- bosch enthusiasts

## Why This Product

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

## Key Features

- • **Proactive Tool Alerts:** Get instant notifications for overheating, battery overload, and KickBack Control activation.
- • **Next-Gen Tool Customization:** Tailor soft-start rates, LED brightness, and more via the Bosch Toolbox app.
- • **Boosted Productivity & Control:** Transform your tools into smart devices and never miss a beat on performance.
- • **Seamless Bluetooth Connectivity:** Stay connected up to 100 feet for ultimate freedom on the job site.
- • **Comprehensive Tool Compatibility:** Works flawlessly with a wide range of Bosch connected-ready tools for versatile use.

## Overview

The BOSCH GCY42 3.0V Bluetooth Tool Module upgrades compatible Bosch power tools with Bluetooth connectivity, enabling remote customization, real-time battery and tool status monitoring, and proactive alerts via the Bosch Toolbox app. With a robust 100-foot range and compatibility across multiple Bosch tools, it empowers professionals to optimize performance and productivity on every project.

## Description

The BOSCH GCY42 Connectivity Module allows the user to connect to next-gen tool control. The module can be quickly installed into a variety of BOSCH “connected-ready” tools to provide Bluetooth connectivity to mobile devices. BOSCH connected-ready tools includes impact drivers, drill/drivers, hammer drill/drivers, grinders, rotary hammers, lights, circular saws, track saws and chargers. The connectivity module links to the free BOSCH Toolbox mobile app, so users can customize their tools, check tool and battery statuses, receive alerts about a tool issue and more. The enhanced control provided by the connectivity enables users to be more productive. The module offers up to a 100 Ft. connectivity range.

Review: Buen producto - Buen producto funciona bien
Review: Modulo blotooth - Muy bien, se conecta súper rápido a todas mis herramientas Bosch

## Features

- Connectivity Module tool enhancement - provides tool customization ability, tool and battery statuses and more
- Wide range – offers up to a 100 Ft. Bluetooth connectivity range
- Bosch Toolbox app compatibility – allows for tool customization, tool and battery statuses and tool-asset inventory management
- Next-gen customization – optimizes advanced electronic options such as soft-start rate, LED brightness or other settings, depending on the tool
- Tool alerts – notifies the user if the tool is overheating or the battery is overloading, or if a feature such as KickBack Control is activated, depending on the tool
- Works with Bosch Tools - GSR18V-755C, GSR18V-535C, GSB18V-755C, GSB18V-535C, GDR18V-1800C, GDX18V-1800C, GWS18V-45C, GWS18V-45PSC, GWS18V-50PSC

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Bosch |
| Connectivity Technology | Bluetooth |
| Model Name | 3.0V Bluetooth Tool Module |
| Special Feature | Bluetooth |
| Vehicle Service Type | Car |

## Product Details

- **Brand:** Bosch
- **Model Name:** 3.0V Bluetooth Tool Module
- **Vehicle Service Type:** Car
- **Special Feature:** Bluetooth
- **Connectivity Technology:** Bluetooth
- **Included Components:** (1) GCY42 Connectivity Module
- **Product Dimensions:** 1.2"L x 1.2"W x 0.5"H
- **Year:** 2018
- **Touch Screen Type:** Capacitive
- **Display Type:** LED

## Images

![GCY42 3.0V Bluetooth Tool Module - Image 1](https://m.media-amazon.com/images/I/71N-w2t1CnL.jpg)

## Questions & Answers

**Q: Will it help me find my tools?**
A: The connectivity module links to the free Bosch Toolbox mobile app so users can customize their tools, check tool and battery statuses, receive alerts about a tool issue and more. The enhanced control provided by the connectivity enables users to be more productive. The module offers up to a 100 Ft. connectivity range. For further assistance, contact us at 1-877-BOSCH99 (1-877-267-2499) from Mon-Fri 7A-7P CST.

**Q: Do I need my cell phone nearby to the tool to use the extra features?**
A: Yes, you will need to connect via Bluetooth to control extra features. However those features are limited, pretty much to controling “soft start on and off” and “LED on time after releasing the trigger”. 
I’m a gadget guy so bought this Bluetooth add on but this thing is kinda unnecessary option.

**Q: Can you elaborate on tool customization?**
A: The module can be quickly installed into a variety of Bosch “connected-ready” tools to provide Bluetooth® connectivity to mobile devices. he connectivity module links to the free Bosch Toolbox mobile app, so users can customize their tools, check tool and battery statuses, receive alerts about a tool issue and more. The enhanced control provided by the connectivity enables users to be more productive. The module offers up to a 100 Ft. connectivity range. For further assistance, contact us at 1-877-BOSCH99 (1-877-267-2499) from Mon-Fri 7A-7P CST.

**Q: Does it work with gal18v-160c?**
A: The manual for GAL 18v-160c calls for a GCY42.  So this should work.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Buen producto
*by N***M on November 5, 2025*

Buen producto funciona bien

### ⭐⭐⭐⭐⭐ Modulo blotooth
*by J***A on September 23, 2025*

Muy bien, se conecta súper rápido a todas mis herramientas Bosch

### ⭐⭐⭐⭐ The practical, reliable and fully functional BOSCH GCY42 3.0V Bluetooth Tool Module
*by L***I on April 29, 2024*

this product is very smooth. It is easy to install, and the Bluetooth signal connected to the phone is also very stable. I can easily connect with the tool module through the phone, and there is no connection interruption or signal delay during use. This allows me to use BOSCH's tools more efficiently in my work. This tool module is very versatile. Through the connection with the mobile phone, I can monitor the status of the tool in real time, including the battery level, usage time and maintenance tips, which allows me to better grasp the condition of the tool, timely maintenance and charging. In addition, the tool module also provides a remote control function, I can control the start and stop of the tool through the phone, which is very practical in some special cases.

## Frequently Bought Together

- BOSCH GCY42 3.0V Bluetooth Tool Module
- BOSCH ITBHQC201 1-Piece 2 In. Impact Tough Quick Change Bit Holder
- BOSCH GDX18V-1860CN 18V Connected-Ready Two-In-One 1/4 In. and 1/2 In. Bit/Socket Impact Driver/Wrench (Bare Tool)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-02-21*