--- product_id: 388374805 title: "GCY42 3.0V Bluetooth Tool Module" brand: "bosch" price: "€ 44.37" currency: EUR in_stock: true reviews_count: 5 category: "Bosch" url: https://www.desertcart.at/products/388374805-gcy42-3-0v-bluetooth-tool-module store_origin: AT region: Austria --- # 100 Ft. Bluetooth range Real-time battery & tool status Advanced tool customization GCY42 3.0V Bluetooth Tool Module **Brand:** bosch **Price:** € 44.37 **Availability:** ✅ In Stock ## Summary > 🔧 Unlock the power of smart tools — connect, customize, conquer! ## Quick Answers - **What is this?** GCY42 3.0V Bluetooth Tool Module by bosch - **How much does it cost?** € 44.37 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/388374805-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 - • **Boosted Productivity:** Optimize your workflow with real-time tool and battery monitoring at your fingertips. - • **Proactive Tool Alerts:** Get instant notifications for overheating, battery overload, and KickBack Control activation. - • **Next-Gen Tool Customization:** Tailor your tool’s soft-start, LED brightness, and more via the Bosch Toolbox app. - • **Universal Bosch Compatibility:** Works flawlessly with a wide range of Bosch connected-ready tools for versatile use. - • **Seamless Bluetooth Connectivity:** Stay connected up to 100 feet for ultimate freedom on the job site. ## Overview The BOSCH GCY42 3.0V Bluetooth Tool Module transforms compatible Bosch tools into smart devices by enabling Bluetooth connectivity up to 100 feet. Paired with the Bosch Toolbox app, it offers advanced customization options, real-time battery and tool status monitoring, and proactive alerts to enhance tool performance and user safety. Lightweight and easy to install, it’s designed for professionals seeking next-level control and productivity on the job. ## 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 funciona bien Review: Easy to setup and working well. ## 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) | | Batteries | 1 Lithium Ion batteries required. (included) | | Batteries Included? | Yes | | Batteries Required? | Yes | | Battery Cell Type | Lithium Ion | | Best Sellers Rank | #105,657 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #34 in Multi-Tool Accessories | | Color | Green | | Customer Reviews | 4.6 4.6 out of 5 stars (376) | | Customer reviews | 4.6 4.6 out of 5 stars (376) | | Date First Available | 10 August 2020 | | Date First Available | 10 August 2020 | | Display Style | touch screen | | Finish | Brushed | | Included components | (1) GCY42 Connectivity Module | | Item Package Quantity | 1 | | Item Weight | 45 g | | Item model number | GCY42 | | Item model number | GCY42 | | Manufacturer | Bosch | | Manufacturer | Bosch | | Material | Plastic mixed | | Part number | GCY42 | | Pattern | Solid | | Plug Profile | Handheld | | Power source type | Hand-operated | | Product Dimensions | 3.05 x 3.05 x 1.27 cm; 45 g | | Product Dimensions | 3.05 x 3.05 x 1.27 cm; 45 g | | Shape | Rectangular | | Size | One Size | | Special Features | Bluetooth | | Style | Classic | ## Product Details - **Brand:** BOSCH - **Connectivity technology:** Bluetooth - **Model name:** 3.0V Bluetooth Tool Module - **Special features:** Bluetooth - **Vehicle service type:** Car ## 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 ### ⭐⭐⭐⭐⭐ Review *by N***M on 5 November 2025* Buen producto funciona bien ### ⭐⭐⭐⭐⭐ Review *by J***N on 10 June 2023* Easy to setup and working well. ### ⭐⭐⭐⭐⭐ Review *by J***É on 9 October 2025* Reçu avec la batterie ## 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) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.at/products/388374805-gcy42-3-0v-bluetooth-tool-module](https://www.desertcart.at/products/388374805-gcy42-3-0v-bluetooth-tool-module) --- *Product available on Desertcart Austria* *Store origin: AT* *Last updated: 2026-04-26*