10PCS 1S 3.7V 3A li-ion BMS PCM battery protection board pcm with Belt for 18650 lithium ion li battery

Description

Introducing the 10PCS 1S 3.7V 3A Li‑Ion BMS PCM Battery Protection Board with Belt – the perfect safety solution for your 18650 lithium‑ion cells. Designed for hobbyists, DIY enthusiasts, and professional builders, this compact protection module safeguards your battery pack against over‑charge, over‑discharge, short‑circuit, and over‑current conditions, extending lifespan and ensuring reliable performance.

Key Highlights

• ✅ 1S 3.7V / 3A rating – ideal for single‑cell 18650 packs up to 3 A continuous discharge.
• ✅ Built‑in PCM (Protection Circuit Module) with fast response time for real‑time monitoring.
• ✅ Integrated mounting belt for quick, tool‑free installation on any 18650 holder.
• ✅ Compact 20 mm × 20 mm footprint – fits tight spaces in drones, flashlights, e‑bikes, and portable gadgets.
• ✅ Low self‑discharge – protects cells without draining them when idle.
• ✅ UL / CE certified components for dependable safety standards.

Why Choose This BMS PCM?

Safety is non‑negotiable when working with lithium‑ion chemistry. Our protection board delivers:

• Over‑Charge Protection: Cuts off charging at 4.25 V to prevent cell swelling.
• Over‑Discharge Protection: Disconnects load at 2.5 V, avoiding deep‑discharge damage.
• Short‑Circuit & Over‑Current Defense: Reacts within microseconds to protect both battery and device.
• Thermal Stability: Operates reliably from –20 °C to +60 °C.

Easy Installation

The included flexible belt wraps securely around the 18650 holder, positioning the PCB flat against the cell. No soldering or additional brackets are required – simply slide the belt over the battery, align the contacts, and you’re ready to power up.

Technical Specifications

• Battery Type: 18650 Li‑Ion (1S)
• Nominal Voltage: 3.7 V
• Continuous Discharge Current: 3 A
• Charging Current Limit: 1 A (recommended)
• Protection Voltage: Over‑Charge 4.25 V, Over‑Discharge 2.5 V
• Operating Temperature: –20 °C ~ +60 °C
• Dimensions: 20 mm × 20 mm × 1.2 mm
• Package: 10 pcs per box with pre‑cut mounting belts

Perfect For

• DIY drone and RC projects
• Portable LED flashlights and headlamps
• Power banks and emergency kits
• Electric scooter and e‑bike single‑cell packs
• Educational electronics kits

Upgrade your 18650 battery pack with confidence. Order the 10PCS 1S 3.7V 3A Li‑Ion BMS PCM Battery Protection Board with Belt today and experience safer, longer‑lasting power.