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Bulk Order 18650 Battery Pack 3.7V 3000mAh with Graphite Anode for OEM and Wholesale Applications Bulk Order 18650 Battery Pack 3.7V 3000mAh with Graphite Anode for OEM and Wholesale Applications
Bulk Order 18650 Battery Pack 3.7V 3000mAh with Graphite Anode for OEM and Wholesale Applications Bulk Order 18650 Battery Pack 3.7V 3000mAh with Graphite Anode for OEM and Wholesale Applications
Bulk Order 18650 Battery Pack 3.7V 3000mAh with Graphite Anode for OEM and Wholesale Applications Bulk Order 18650 Battery Pack 3.7V 3000mAh with Graphite Anode for OEM and Wholesale Applications
Bulk Order 18650 Battery Pack 3.7V 3000mAh with Graphite Anode for OEM and Wholesale Applications Bulk Order 18650 Battery Pack 3.7V 3000mAh with Graphite Anode for OEM and Wholesale Applications
Bulk Order 18650 Battery Pack 3.7V 3000mAh with Graphite Anode for OEM and Wholesale Applications Bulk Order 18650 Battery Pack 3.7V 3000mAh with Graphite Anode for OEM and Wholesale Applications
Bulk Order 18650 Battery Pack 3.7V 3000mAh with Graphite Anode for OEM and Wholesale Applications Bulk Order 18650 Battery Pack 3.7V 3000mAh with Graphite Anode for OEM and Wholesale Applications

Bulk Order 18650 Battery Pack 3.7V 3000mAh with Graphite Anode for OEM and Wholesale Applications

US$ 2.35 ~ 1.50
Min.Order: 500
Product origin: Shenzhen, Guangdong, China
Category: Electrical Equipment & Supplies
Product Name: Electrical Equipment & Supplies
Availability:In Stock
Product Review : 31 Reviews
Infringement complaint:
* Please contact the supplier via whatsapp first before placing an order
  • Model Number : 18650/3000mAh
  • Battery Type : Lithium Ion
  • Nominal Capacity : 3000mAh
  • Nominal Voltage : 3.7V
  • Cathode Material : NCM
  • Anode Material : Graphite
  • Dimensions : 18mm × 65mm
  • Weight : 43g
  • Discharge Current : 3A
  • Operating Temperature : -20°C to 45°C
  • Cycle Life : 500 cycles
  • Certifications : CE, CB, SGS, UN38.3, RoHS
  • Applications : Toys, Model Aircraft, Power Boats, Home Appliances

Getting consistent power delivrey across multiple units in a production run can be a real headache, and what it does is remove that guesswork by giving you a steady 3.7V with a solid 3000mAh capacity per cell, so your OEM builds stay predictable without random voltage drops mid-cycle. The graphite anode paired with NCM cathode is pretty much standard these days, and we've seen fewer capacity fade complaints since switching to this formulation (usually 2-4 weeks lead time on bulk orders). 2. Most buyers go with the standard 3A discharge current for toys or power tools, but if you're pushing continuous load above that for home appliances, you'll want to check the limits first because the 3A rating isn't a hard ceiling but a safe bet for cycle life. It isn't great for high-drain RC aircraft either, actually—we've learned that the hard way with returns, so stick with something like a 20A cell for those builds. 3. At 18mm wide and 65mm long, the form factor fits most standerd battery holders, but one detail worth knowing is that teh flat-top version can be finicky with spring contacts—button-top variants exist but aren't always listed on the spec sheet. The 43g weight per cell makes it easier to balance in drone stacks, though you'll want to confirm the exact weight for tool counterbalancing. 4. Cycle life is roughly 500 charges, give or take, which is better than generic cells but behind premium Samsung or LG units, yet the CE and UN38.3 certs mean it's ready for air freight without extra paperwork. We usually maintain about 5,000 units in stock at the warehose, but MOQ for custom wrapper or tab welding starts at 1,000 or so depending on your spec tweaks. 5. Also, the operating temperture range of -20°C to 45°C is decent for indoor use, but outdoor gear that sits in direct sun might drift outside that, so factor in thermal management if your enclosure traps heat—we've seen swelling issues above 50°C on similar cells. 6. Charging works best between -5°C and 45°C, and you'll want a proper BMS in the circuit because unprotected cells like these can dip below 2.5V if a device draws current after the battery drains; a simple protection board solves that quickly (we include a spec sheet for recommended CC/CV profiles).

18650 Battery Certifications

18650 Battery Packaging

Frequently Asked Questions

What is the minimum order quantity (MOQ) for this 18650 battery pack?

MOQ for this model is typically 1,000 pieces for bulk orders, but we can sometimes accommodate smaller trial quantities depending on stock. Just let us know your needs.

What is the typical lead time for a bulk order of 18650 3000mAh cells?

Standard lead time is 15-20 working days after order confirmation and deposit. For urgent orders, we may expedite to 10-12 days if production schedule allows.

Do you provide CE, CB, SGS, UN38.3, and RoHS certificates with the shipment?

Yes, all required certifications including CE, CB, SGS, UN38.3, and RoHS are included with each bulk shipment. We can share copies before dispatch for your verification.

Can these 18650 cells be customized with my brand or packaging for OEM orders?

Absolutely, we offer OEM options like custom labeling, sleeve printing, and branded packaging for orders over 5,000 pieces. Just send your design specs and we'll handle the rest.

What are the recommended storage conditions for these 3.7V 3000mAh batteries?

Store them in a cool, dry place between -5°C and 35°C, ideally at 40-60% charge. Avoid direct sunlight and keep away from metal objects to prevent short circuits.

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