10% off
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3.7V 1200mAh 18650 Battery
High-performance rechargeable 18650 lithium-ion battery delivering 3.7V nominal voltage and 1200mAh capacity - ideal for flashlights, power banks, Arduino projects, and portable electronics. Available at The Engineer Store, Bengaluru with fast shipping and full warranty.
Specifications
| Battery Type | 18650 Lithium-Ion (Li-ion) Rechargeable |
| Nominal Voltage | 3.7V |
| Capacity | 1200mAh |
| Charge Voltage | 4.2V (max) |
| Discharge Cut-off Voltage | 2.75V |
| Cell Size | 18mm diameter x 65mm length |
| Chemistry | Lithium-Ion |
| Cycle Life | 500+ charge/discharge cycles |
| Weight | ~40-45g |
| Operating Temperature | -20 degreesC to 60 degreesC |
| Protection | Built-in overcharge, over-discharge & short-circuit protection (PCB protected) |
| Origin | Original / Authentic |
| Warranty | 7-day warranty on manufacturing defects |
| Support | Email & WhatsApp 24/7 |
Key Features
- Reliable 3.7V Output: Stable nominal voltage throughout the discharge curve, ensuring consistent performance for sensitive electronics.
- 1200mAh Capacity: Provides ample energy storage for hours of operation in portable devices, IoT nodes, and handheld tools.
- Standard 18650 Form Factor: Universal 18mm x 65mm cylindrical cell fits virtually all 18650 battery holders, sleds, and enclosures.
- Built-in Protection Circuit: Integrated PCB guard against overcharge, over-discharge, overcurrent, and short circuits for safer operation.
- 500+ Cycle Life: Engineered for long-term reusability - recharge hundreds of times with minimal capacity degradation.
- Lightweight & Compact: Weighing only ~40g, it adds minimal bulk to portable and wearable projects.
- Wide Temperature Range: Operates reliably from -20 degreesC to 60 degreesC, suitable for both indoor and outdoor deployments.
- Low Self-Discharge: Retains charge for extended periods when stored, ready to use when you need it.
Why Choose This?
- 100% authentic cells sourced from trusted suppliers - no recycled or counterfeit units
- Tested and quality-checked before dispatch from our Bengaluru warehouse
- 1-5 day shipping, 7-8 day delivery across India; same-day delivery available in Bengaluru
- Expert technical support to help you select the right charging module and integration approach
- Competitive pricing with bulk discounts for volume orders
Project Ideas
- DIY Power Bank: Combine multiple 18650 cells with a TP4056 charging module and boost converter to build a custom portable charger for smartphones and tablets.
- Arduino & ESP32 Portable Projects: Power your microcontroller-based sensors, data loggers, or weather stations for hours of untethered operation in the field.
- LED Flashlight / Torch Build: Pair with a high-power LED driver to create a compact, rechargeable flashlight with adjustable brightness.
- Solar-Charged IoT Node: Use alongside a solar panel and BMS to create a self-sustaining remote sensor that harvests and stores energy autonomously.
- Robotics & RC Vehicles: Lightweight power source for small robots, drones, and remote-controlled cars where every gram matters.
- Emergency Backup Systems: Integrate into UPS circuits for Raspberry Pi servers, security cameras, or communication modules to maintain uptime during power outages.
- Learning & Education: Perfect for students exploring battery chemistry, energy storage concepts, and safe lithium-ion handling practices in lab settings.
Recommended Companion Modules
- TP4056 Li-Ion Charger Module: Micro-USB or USB-C charging board with built-in protection - the easiest way to safely recharge your 18650 cell.
- 18650 Battery Holder (1-slot / 2-slot / 4-slot): Snap-fit plastic holders with solder tabs or wire leads for quick, secure mounting.
- MT3608 Boost Converter: Step up the 3.7V output to 5V, 9V, or 12V for powering USB devices, LED strips, and motor drivers.
- BMS (Battery Management System): Essential for multi-cell configurations - balances cells and prevents dangerous conditions during charge and discharge.
Usage & Safety Guidelines
- Always charge with a dedicated
Frequently Asked Questions
When will I receive my order?
Products ship within 1-5 days from our Bengaluru warehouse. Delivery within 7-8 days to most locations across India.
Is technical support available?
Yes, 24/7 support via email and WhatsApp for setup, troubleshooting, and application guidance.
What is your return policy?
7-day returns on manufacturing defects only. Full refund or replacement. Not applicable for user damage or misuse.
Are bulk discounts available?
Yes, wholesale pricing on orders of 10+ units. Contact us via WhatsApp or email for a custom quote.
Buy 3.7V 1200mAh 18650 Battery Online in India
Purchase the 3.7V 1200mAh 18650 Battery online at The Engineer Store - India's most trusted electronics components store. We deliver across all major cities including Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on 3.7V 1200mAh 18650 Battery with fast 1-5 day shipping from our Bengaluru warehouse. All products are 100% authentic, sourced from authorized distributors with 7-day warranty on manufacturing defects.
Looking to buy 3.7V 1200mAh 18650 Battery at the best price in India? The Engineer Store offers competitive pricing, bulk discounts for orders of 10+ units, and dedicated technical support via email and WhatsApp. Whether you are a hobbyist, student, or professional engineer, we have everything you need for your electronics projects.
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3.7V 1200mAh 18650 Battery
High-performance rechargeable 18650 lithium-ion battery delivering 3.7V nominal voltage and 1200mAh capacity - ideal for flashlights, power banks, Arduino projects, and portable electronics. Available at The Engineer Store, Bengaluru with fast shipping and full warranty.
Specifications
| Battery Type | 18650 Lithium-Ion (Li-ion) Rechargeable |
| Nominal Voltage | 3.7V |
| Capacity | 1200mAh |
| Charge Voltage | 4.2V (max) |
| Discharge Cut-off Voltage | 2.75V |
| Cell Size | 18mm diameter x 65mm length |
| Chemistry | Lithium-Ion |
| Cycle Life | 500+ charge/discharge cycles |
| Weight | ~40-45g |
| Operating Temperature | -20 degreesC to 60 degreesC |
| Protection | Built-in overcharge, over-discharge & short-circuit protection (PCB protected) |
| Origin | Original / Authentic |
| Warranty | 7-day warranty on manufacturing defects |
| Support | Email & WhatsApp 24/7 |
Key Features
- Reliable 3.7V Output: Stable nominal voltage throughout the discharge curve, ensuring consistent performance for sensitive electronics.
- 1200mAh Capacity: Provides ample energy storage for hours of operation in portable devices, IoT nodes, and handheld tools.
- Standard 18650 Form Factor: Universal 18mm x 65mm cylindrical cell fits virtually all 18650 battery holders, sleds, and enclosures.
- Built-in Protection Circuit: Integrated PCB guard against overcharge, over-discharge, overcurrent, and short circuits for safer operation.
- 500+ Cycle Life: Engineered for long-term reusability - recharge hundreds of times with minimal capacity degradation.
- Lightweight & Compact: Weighing only ~40g, it adds minimal bulk to portable and wearable projects.
- Wide Temperature Range: Operates reliably from -20 degreesC to 60 degreesC, suitable for both indoor and outdoor deployments.
- Low Self-Discharge: Retains charge for extended periods when stored, ready to use when you need it.
Why Choose This?
- 100% authentic cells sourced from trusted suppliers - no recycled or counterfeit units
- Tested and quality-checked before dispatch from our Bengaluru warehouse
- 1-5 day shipping, 7-8 day delivery across India; same-day delivery available in Bengaluru
- Expert technical support to help you select the right charging module and integration approach
- Competitive pricing with bulk discounts for volume orders
Project Ideas
- DIY Power Bank: Combine multiple 18650 cells with a TP4056 charging module and boost converter to build a custom portable charger for smartphones and tablets.
- Arduino & ESP32 Portable Projects: Power your microcontroller-based sensors, data loggers, or weather stations for hours of untethered operation in the field.
- LED Flashlight / Torch Build: Pair with a high-power LED driver to create a compact, rechargeable flashlight with adjustable brightness.
- Solar-Charged IoT Node: Use alongside a solar panel and BMS to create a self-sustaining remote sensor that harvests and stores energy autonomously.
- Robotics & RC Vehicles: Lightweight power source for small robots, drones, and remote-controlled cars where every gram matters.
- Emergency Backup Systems: Integrate into UPS circuits for Raspberry Pi servers, security cameras, or communication modules to maintain uptime during power outages.
- Learning & Education: Perfect for students exploring battery chemistry, energy storage concepts, and safe lithium-ion handling practices in lab settings.
Recommended Companion Modules
- TP4056 Li-Ion Charger Module: Micro-USB or USB-C charging board with built-in protection - the easiest way to safely recharge your 18650 cell.
- 18650 Battery Holder (1-slot / 2-slot / 4-slot): Snap-fit plastic holders with solder tabs or wire leads for quick, secure mounting.
- MT3608 Boost Converter: Step up the 3.7V output to 5V, 9V, or 12V for powering USB devices, LED strips, and motor drivers.
- BMS (Battery Management System): Essential for multi-cell configurations - balances cells and prevents dangerous conditions during charge and discharge.
Usage & Safety Guidelines
- Always charge with a dedicated
Frequently Asked Questions
When will I receive my order?
Products ship within 1-5 days from our Bengaluru warehouse. Delivery within 7-8 days to most locations across India.
Is technical support available?
Yes, 24/7 support via email and WhatsApp for setup, troubleshooting, and application guidance.
What is your return policy?
7-day returns on manufacturing defects only. Full refund or replacement. Not applicable for user damage or misuse.
Are bulk discounts available?
Yes, wholesale pricing on orders of 10+ units. Contact us via WhatsApp or email for a custom quote.
Buy 3.7V 1200mAh 18650 Battery Online in India
Purchase the 3.7V 1200mAh 18650 Battery online at The Engineer Store - India's most trusted electronics components store. We deliver across all major cities including Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on 3.7V 1200mAh 18650 Battery with fast 1-5 day shipping from our Bengaluru warehouse. All products are 100% authentic, sourced from authorized distributors with 7-day warranty on manufacturing defects.
Looking to buy 3.7V 1200mAh 18650 Battery at the best price in India? The Engineer Store offers competitive pricing, bulk discounts for orders of 10+ units, and dedicated technical support via email and WhatsApp. Whether you are a hobbyist, student, or professional engineer, we have everything you need for your electronics projects.