---
product_id: 388374805
title: "BOSCH GCY42 3.0V Bluetooth Tool Module"
brand: "bosch"
price: "¥8303"
currency: JPY
in_stock: true
category: "Bosch"
url: https://www.desertcart.jp/products/388374805-bosch-gcy42-3-0v-bluetooth-tool-module
store_origin: JP
region: Japan
---

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

**Brand:** bosch
**Price:** ¥8303
**Availability:** ✅ In Stock

## Summary

> 🔧 Elevate your toolkit with smart connectivity — because your tools deserve to be as sharp as you are.

## Quick Answers

- **What is this?** BOSCH GCY42 3.0V Bluetooth Tool Module by bosch
- **How much does it cost?** ¥8303 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/388374805-bosch-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 on overheating, battery overload, and KickBack Control activation.
- • **Next-Gen Tool Customization:** Tailor soft-start, 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 jobsite.
- • **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 advanced Bluetooth connectivity, enabling up to 100 feet of wireless range. Through the Bosch Toolbox app, users gain full control over tool customization, real-time battery and tool status monitoring, and critical alerts for overheating or overload. Lightweight and compact, this module seamlessly integrates with multiple Bosch connected-ready tools, enhancing productivity and precision 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.

## 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 magement
- 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 |
|---------------|-------|
| ASIN | B082N6FHNR |
| ASIN  | B082N6FHNR |
| Batteries  | 1 Lithium Ion batteries required. (included) |
| Best Sellers Rank | #38,761 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #15 in Multi-Tool Accessories |
| Brand Name | BOSCH |
| Color | Green |
| Customer Reviews | 4.6 4.6 out of 5 stars (386) |
| Customer reviews | 4.6 4.6 out of 5 stars (386) |
| Date First Available  | 10 August 2020 |
| Display Type | touch screen |
| Global Trade Identification Number | 00000346627879 |
| Included Components | (1) GCY42 Connectivity Module |
| Item Dimensions L x W x H | 30L x 30W x 13H millimeters |
| Item Type Name | Bosch GCY42 3.0V Bluetooth Tool Module |
| Item model number  | GCY42 |
| Manufacturer | Bosch |
| Manufacturer  | Bosch |
| Material Type | Plastic mixed |
| Model | GCY42 |
| Number of Items | 1 |
| Part Number | GCY42 |
| Product Dimensions  | 3.05 x 3.05 x 1.27 cm; 45 g |
| UPC | 000346627879 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** BOSCH
- **Colour:** Green
- **Display type:** touch screen
- **Material:** Plastic mixed
- **Product dimensions:** 30L x 30W x 13H millimeters

## Images

![BOSCH 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.

## 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 Japan*
*Store origin: JP*
*Last updated: 2026-10-25*