Makita 18v 4ah Battery BL1850 BL1860 BL1815 Makita Drill Battery Replacement
Genuine 18V Makita 4Ah Replacement Lithium Battery Product Specifications Brand Makita Model Makita BL1840B Battery Place of Origin GuangDong, China Voltage 18V Battery Type Li-ion Capacity 4.0Ah Electric Energy 72Wh Battery Size 18650 Li-ion Battery Net Weight 0.55kg Certification CE, FCC, RoHS, UL...
Brand Name:
Makita
Model Number:
Makita BL1840B
Minimum Order Quantity:
2 pieces
Price:
$13.5-15.5 / piece
Supply Ability:
50000
Product Details
Highlight:
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Features:
Long Cycle Life
Max Load Quantity(Cells):
10
Battery Type:
Solid State
Cycle Life:
5000 Cycles
Dimension (L*W*H):
10*10*10
Application:
Makita 18V Tools Battery
Weight:
550g
Operating Temperature(℃):
-50-100
Cathode Materials:
LiCoO2
Product Name:
Makita BL1840B
Cycle Life:
≥5000 Times
LED Light:
Yes
Material:
ABS+PC
Protection:
PCB Board
Certificacion:
CE FCC RoHS UL KC
Product Description
Detailed Specifications & Features
Genuine 18V Makita 4Ah Replacement Lithium Battery
Product Specifications
| Brand | Makita |
| Model | Makita BL1840B Battery |
| Place of Origin | GuangDong, China |
| Voltage | 18V |
| Battery Type | Li-ion |
| Capacity | 4.0Ah |
| Electric Energy | 72Wh |
| Battery Size | 18650 Li-ion Battery |
| Net Weight | 0.55kg |
| Certification | CE, FCC, RoHS, UL, KC |
| Feature | With LED indicator |
Compatible Models
This battery is compatible with the following Makita models:
BL1815 BL1830 BL1840 BL1845 BL1860 BL1415 BL1430 BL1440 BL1445 BL1460
Replacement Battery Codes
194205-3 194230-4 194288-3 194309-1 196399-0 196673-6 BL1815 BL1820 BL1830 BL1815-2 BL1815N BL1820 BL1830 BL1830-10 BL1830-2 BL1830B BL1840 BL1840 LXT BL1850
Suitable Power Tools Models
Compatible with a wide range of Makita power tools including:
BDF453SHE BDF454Z BHP452 BML184 BML185 BST221Z BTDW251Z ML185 TD140D TW251D BCS550Z BDA350 BDA350Z BDF451 BDF451Z BFR550L BFR550Z BFR750 BFR750L BFR750Z BFS450RFE BFS450Z BGA452 BGA452Z BHP451SFE BHP451Z BHP453 BHP453SHE BHP454 BHP454Z BHR202RFE BHR202Z BHR240 BHR240Z BHR241 BHR241Z
Key Features
- Latest upgrade circuit board with single cell balance detection function
- Built-in memory chip and CPU for automatic charging optimization
- Safeguard features against incorrect voltage, short circuit, and internal overheating
- High quality shockproof material case for durability
- LED indicator for real-time power status monitoring
- Provides up to 2.3 times more run time per charge than 3.0Ah batteries
- FCC, RoHS, CE, PSE and TUV certified for safety and quality

Frequently Asked Questions
Are you a factory or trading company?
We are a factory with 2 different manufacturing facilities employing 400 workers in total.
What are your popular products?
We have 30 professional designers and develop over 250 new SKUs annually. Our main products include lithium batteries, battery packs, electric drills, chainsaws, angle grinders, and electric wrenches.
What shipping methods do you offer?
We support DHL, UPS, TNT, FedEx air shipments, as well as sea, railway, and road transportation. We can accommodate any shipping method you require.
What is the delivery timeframe?
Standard delivery is 8-55 working days for normal order quantities. For larger orders, please contact us for specific timelines.
Do you support OEM/ODM services?
Yes, we provide OEM/ODM services with custom labels and logos available. Bulk orders may require new molds; please contact us for details.
What is your minimum order quantity?
Minimum order quantity is 1 piece per style.
What warranty do you provide?
All our products come with a 1-year warranty.
What payment methods do you accept?
We accept Online Bank Payment, Alibaba Transactions, Credit Card, T/T, Boleto, Pay Later, PayPal, WeChat Pay, and Alipay.