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Battery Adapter Converter for MT & Dayi A3 Cordless Power Tools
Battery Adapter Converter for MT & Dayi A3 Cordless Power Tools
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Universal Battery Adapter Converter for MT & Dayi A3 Cordless Power Tools
Upgrade your cordless power tool setup with this versatile Battery Adapter Converter. Designed to bridge compatibility between MT (BL1850, BL1860B, BL1855, BL1840, BL1830, BL1820B, BL1815) batteries and Dayi A3 power tools — and vice versa — this compact adapter lets you use the batteries you already own across more of your tools. No rewiring, no hassle, just plug and work. Made in Mainland China.
Key Features
- Versatile Compatibility: Works seamlessly with MT BL1850, BL1860B, BL1855, BL1840, BL1830, BL1820B, BL1815, and other compatible Li-ion batteries for a wide range of cordless power tools.
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Two Conversion Modes:
- Model A: Use MT batteries in Dayi electric machines
- Model B: Use Dayi batteries in MT electric machines
- Durable ABS + PC Construction: Built from high-quality ABS and polycarbonate (PC) plastic for lasting resilience under demanding workshop and job-site conditions.
- Compact & Portable: Lightweight and small form factor makes it easy to carry in your tool bag — always ready when you need it.
- Plug-and-Play Installation: Simple, tool-free setup gets you up and running in seconds. No complicated configurations required.
- Reliable Power Delivery: Ensures consistent, optimized energy transfer from battery to tool for efficient, uninterrupted operation.
Specifications
| Material | ABS + PC Plastic |
| Color | Black |
| Compatible Batteries | MT BL1850, BL1860B, BL1855, BL1840, BL1830, BL1820B, BL1815 & Dayi A3 |
| Model A | MT battery → Dayi electric machine |
| Model B | Dayi battery → MT electric machine |
| Country of Origin | Made in Mainland China |
Package Contents
- 1× Power Tool Battery Adapter Converter
Please Note
Actual color may vary slightly from product images due to monitor brightness and lighting conditions. Please allow for minor measurement tolerances.
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For general power tool and electrical safety best practices, visit the OSHA Electrical Safety Resource Center.
Frequently Asked Questions
Q: Which battery models are compatible with this cordless tool battery adapter converter?
A: This adapter is compatible with MT series batteries including BL1850, BL1860B, BL1855, BL1840, BL1830, BL1820B, and BL1815, as well as Dayi A3 batteries. Always verify your specific tool and battery model before purchasing.
Q: What is the difference between Model A and Model B?
A: Model A allows you to use MT Li-ion batteries in Dayi electric machines. Model B allows you to use Dayi batteries in MT electric machines. Choose the model that matches your battery-to-tool conversion direction.
Q: Is this battery adapter difficult to install?
A: Not at all — it's a plug-and-play design. Simply slide the adapter into the battery slot of your cordless power tool. No extra tools or technical expertise are required.
Q: What material is this adapter made from?
A: The adapter is constructed from durable ABS and polycarbonate (PC) plastic, offering a solid balance of lightweight portability and toughness for regular workshop use.
