China Lithium Cell Manufacturer Custom Bluetooth Keyboard Battery UFX 4025140 1900mAh 3.7V Lithium I
China Lithium Cell Manufacturer Custom Bluetooth Keyboard Battery UFX 4025140 1900mAh 3.7V Lithium Ion Polymer BatteryModel: 4025140
Capacity: 1900mAh
Nominal Voltage:3.7V
Max. Charge Voltage:4.2V
4025140 1900mAh 3.7V lithium ion polymer battery, which i
PARAMETER
PRODUCT DETAILS
| Model | Nominal(V) | Capacity | Certificate | Other Certificate | Dimensions | Spec Sheet | |||
| UFX102040 | 3.7V | 750mAh | KC | UL1642 | 10*20*42mm | Download | |||
| UFX102050 | 3.7V | 1000mAh | KC | CB/PSE/UL1642/UN38.3/ROHS/CE | 10*20*52mm | Download | |||
| UFX102055 | 3.7v | 1100mAh | KC | UL1642 | Download | ||||
| UFX102540 | 3.7V | 1200mAh | KC | UL1642(TUV) /CE/CB/UL2054/UM38.3 | 10*25*42mm | Download | |||
| UFX103040 | 3.7V | 1200mAh | KC | UL1642/CE/PSE/UN38.3/ROHS | 10*30*40mm | Download | |||
| UFX103040-3C | 3.7V | 1200mAh | KC | UL1642/UL2054/WERCSmart/PSE/BIS | 10*30*42mm | Download | |||
| UFX103048 | 3.7V | 1400mAh | KC | ROHS/UN38.3/CE/UL1642 | 10*30*50mm | Download | |||
| UFX103450 | 3.7V | 1800mAh | KC | UN38.3/PSE/ROHS/UL1642/CB | 10*34*52mm | Download | |||
| UFX104050 | 3.7V | 2300mAh | KC | CB/UN38.3/ROHS/UL(tuv）1642 | 10*40*52mm | Download | |||
| UFX104060 | 3.7V | 2800mAh | KC | 10*40*62mm | Download | ||||
| UFX104065 | 3.7V | 3200mAh | KC | 10*40*67mm | Download | ||||
| UFX105050 | 3.7V | 3000mAh | KC | UL1642 | 10*50*52mm | Download | |||
| UFX105060 | 3.7V | 3500mAh | KC | 10*50*62mm | Download | ||||
| UFX105065 | 3.7V | 4000mAh | KC | 10*50*67mm | Download | ||||
| UFX105085 | 3.7V | 5000mAh | KC | UL1642/UN38.3 | 10*50*87mm | Download | |||
| UFX105573 | 3.7V | 5000mAh | KC | 10*55*75mm | Download | ||||
| UFX124040 | 3.7V | 2000mAh | KC | EN62133 | 12*40*42mm | Download | |||
| UFX124060 | 3.7V | 3600mAh | KC | 12*40*62mm | Download | ||||
| UFX252040 | 3.7V | 170mAh | KC | 2.5*20*42mm | Download | ||||
| UFX301525 | 3.7V | 80mAh | KC | 3*15*27mm | Download | ||||
| UFX303040 | 3.7V | 320mAh | KC | 3*30*42mm | Download | ||||
| UFX303055 | 3.7V | 500mAh | KC | UN38.3/UL1642 | 3*30*57mm | Download | |||
| UFX373050 | 3.7V | 550mAh | KC | UN38.3 | 3.7*30*52mm | Download | |||
| UFX401242 | 3.7V | 100mAh | KC | 4*12*44mm | Download | ||||
| UFX401120 | 3.7V | 55mAh | KC | CB/UL1642/UN38.3 | 4*11*22mm | Download | |||
| UFX401230 | 3.7V | 110mAh | KC | 4*12*32mm | Download | ||||
| UFX401235 | 3.7V | 120mAh | KC | UL1642 | 4*12*37mm | Download | |||
| UFX401430 | 3.7V | 120mAh | KC | 4*14*32mm | Download | ||||
| UFX401430 | 3.7V | 130mAh | KC | 4*14*32mm | Download | ||||
| UFX402065 | 3.7V | 550mAh | KC | 4*20*67mm | Download | ||||
| UFX402780 | 3.7V | 1000mAh | KC | UL(tuv）1642/ROHS/CB | 4*27*82mm | Download | |||
| UFX402895 | 3.7V | 1200mAh | KC | 4*28*97mm | Download | ||||
| UFX402934 | 3.7V | 350mAh | KC | 4*29*36mm | Download | ||||
| UFX403441 | 3.7V | 650mAh | KC | 4*34*43mm | Download | ||||
| UFX501447 | 3.7V | 280mAh | KC | UN38.3 | 5*14*49mm | Download | |||
| UFX501535 | 3.7V | 200mAh | KC | 5*15*37mm | |||||
| UFX502025 | 3.7V | 200mAh | KC | UN38.3 | 5*20*27mm | ||||
| UFX502030 | 3.7V | 300mAh | KC | CE/UL(tuv）1642 | 5*20*32mm | ||||
| UFX502535 | 3.7V | 300mAh | KC | UN38.3/UL1642 | 5*25*37mm | ||||
| UFX502065 | 3.7V | 600mAh | KC | UL1642 | 5*20*67mm | ||||
| UFX502248 | 3.7V | 500mAh | KC | UL1642 | 5*22*50mm | ||||
| UFX502530 | 3.7V | 350mAh | KC | 5*25*32mm | |||||
| UFX502535 | 3.7V | 400mAh | KC | 5*25*37mm | |||||
| UFX502545 | 3.7V | 600mAh | KC | 5*25*47mm | |||||
| UFX502728 | 3.7V | 360mAh | KC | 5*27*30mm | |||||
| UFX503035 | 3.7V | 500mAh | KC | 5*30*37mm | |||||
| UFX503040 | 3.7V | 600mAh | KC | 5*30*42mm | |||||
| UFX503048 | 3.7V | 750mAh | KC | CB/UN38.3/UL(tuv）1642/ROHS | 5*30*50mm | ||||
| UFX503759 | 3.7V | 1200mAh | KC | UL1642/UN38.3/CE/CB | 5*37*61mm | ||||
| UFX504040 | 3.7V | 800mAh | KC | 5*40*42mm | |||||
| UFX505050 | 3.7V | 1500mAh | KC | 5*50*52mm | |||||
| UFX 505573 | 3.7V | 2500 mAh | KC | UL(tuv)1642 | 5*55*75mm | ||||
| UFX506090 | 3.7V | 3000 mAh | KC | UL1642 | 5*60*92mm | ||||
| UFX523450 | 3.7V | 1000 mAh | KC | CB/UN38.3/ROHS/UL(tuv)1642/UL(tuv)2054 | 5.2*34*52mm | ||||
| UFX552045 | 3.7V | 450mAh | KC | 5.5*20*47mm | |||||
| UFX601535 | 3.7V | 250mAh | KC | UN38.3 | 6*15*37mm | ||||
| UFX601720 | 3.7V | 150mAh | KC | 6*17*22mm | |||||
| UFX602030 | 3.7V | 300mAh | KC | UL1642/UN38.3/加洲65/CE/EN62133/ICE62133 | 6*20*32mm | ||||
| UFX602035 | 3.7V | 400mAh | KC | UL1642/UN38.3 | 6*20*37mm | ||||
| UFX602040 | 3.7V | 400mAh | KC | 6*20*40mm | |||||
| UFX602040 | 3.7V | 450mAh | KC | 6*20*47mm | |||||
| UFX602047 | 3.7V | 540mAh | KC | 6*20*49mm | |||||
| UFX602530 | 3.7V | 450mAh | KC | CE | 6*25*32mm | ||||
| UFX602535 | 3.7V | 500mAh | KC | IEC62133/UL(tuv)1642 | 6*25*37mm | ||||
| UFX603030 | 3.7V | 500mAh | KC | UL1642/UN38.3 | 6*30*32mm | ||||
| UFX603040 | 3.7V | 680mAh | KC | UL1642 | 6*30*42mm | ||||
| UFX603048 | 3.7V | 900mAh | KC | UL1642/UN38.3/IEC62133/CE | 6*30*50mm | ||||
| UFX603450 | 3.7V | 1200mAh | KC | UL1642 | 6*34*52mm | ||||
| UFX604050 | 3.7V | 1500mAh | KC | UL1642 | 6*40*52mm | ||||
| UFX604060 | 3.7V | 1700mAh | KC | UL1642 | 6*40*62mm | ||||
| UFX604070 | 3.7V | 2000mAh | KC | 6*40*72mm | |||||
| UFX605060 | 3.7V | 2000mAh | KC | CB/UN38.3 | 6*50*62mm | ||||
| UFX605080 | 3.7V | 3000mAh | KC | UL(tuv）1642/UN38.3 | 6*50*82mm | ||||
| UFX605473 | 3.7V | 3000mAh | KC | 6*54*75mm | |||||
| UFX606090 | 3.7V | 4000mAh | KC | UL(tuv）1642/ROHS/UN38.3 | 6*60*92mm | ||||
| UFX634169 | 3.7V | 2000mAh | KC | 6.3*41*69mm | |||||
| UFX641447 | 3.7V | 400mAh | KC | 6.4*14*47mm | |||||
| UFX651725 | 3.7V | 230mAh | KC | 6.5*17*27mm | |||||
| UFX653040 | 3.7V | 800mAh | KC | 6.5*30*42mm | |||||
| UFX654065 | 3.7V | 2000mAh | KC | UL1642/PSE/UN38.3/CE/CB | 6.5*40*67mm | ||||
| UFX686770 | 3.7V | 4000mAh | KC | 6.8*67*72mm | |||||
| UFX701330 | 3.7V | 200mAh | KC | ROHS/CE/UN38.3/UL(tuv）1642 | 70*13*32mm | ||||
| UFX701488 | 3.7V | 850mAh | KC | 7*14*90mm | |||||
| UFX701535 | 3.7V | 350mAh | KC | UL(tuv）1642/CE/ROHS/UN38.3/IEC62133/PSE | 7*15*37mm | ||||
| UFX702025 | 3.7V | 300mAh | KC | CE/加洲65/UN38.3/EN62133/UL(tuv）1642 | 7*20*27mm | ||||
| UFX702060 | 3.7V | 850mAh | KC | CE | 7*20*62 mm | ||||
| UFX702248 | 3.7V | 700mAh | KC | IEC62133 | 7*22*50mm | ||||
| UFX702248 | 3.7V | 800mAh | KC | 7*22*50 mm | |||||
| UFX702257 | 3.7V | 1000mAh | KC | L(tuv）1642/UN38.3 | 7*22*59 mm | ||||
| UFX703048 | 3.7V | 1000mAh | KC | UL1642/CB/ROHS | 7*30*50mm | ||||
| UFX703440 | 3.7V | 1000mAh | KC | 7*34*50mm | |||||
| UFX706090 | 3.7V | 5000mAh | KC | UL1642 | 7*60*92 mm | ||||
| UFX721944 | 3.7V | 630mAh | KC | UL(tuv)1642 | 7.2*19*46 mm | ||||
| UFX751635 | 3.7V | 380mAh | KC | 7.5*16*37mm | |||||
| UFX702035 | 3.7V | 500mAh | KC | 7.5*20*37 mm | |||||
| UFX753450 | 3.7V | 1300mAh | KC | UN38.3 | 7.5*34*52 mm | ||||
| UFX 756077 | 3.7V | 4800mAh | KC | CB/UN38.3/UL1642 | 7.5*60*79 mm | ||||
| UFX782150 | 3.7V | 800mAh | KC | 7.8*21*52mm | |||||
| UFX801350 | 3.7V | 500mAh | KC | UL(tuv)1642 | 8*13*52 mm | ||||
| UFX 801735 | 3.7V | 500mAh | KC | UN38.3 | 8*17*37mm | ||||
| UFX802030 | 3.7V | 400mAh | KC | UL1642/PSE | 8*20*32mm | ||||
| UFX802035 | 3.7V | 500mAh | KC | 8*20*37 mm | |||||
| UFX802040 | 3.7V | 600mAh | KC | UL(tuv）1642/CE/UN38.3 | 8*20*42 mm | ||||
| UFX802050 | 3.7V | 800mAh | KC | UL(tuv)1642/CB/UN3.83/CE | 8*20*52mm | ||||
| UFX802248 | 3.7V | 1000mAh | KC | 8*22*50mm | |||||
| UFX802528 | 3.7V | 480mAh | KC | UN38.3/CE/IEC62133 | 8*25*30mm | ||||
| UFX802528 | 3.7V | 500mAh | KC | UL1642/PSE/CB | 8*25*30mm | ||||
| UFX802530 | 3.7V | 600mAh | KC | UL1642/UL2054/CB | 8*25*32mm | ||||
| UFX802535 | 3.7V | 700mAh | KC | 8*25*37mm | |||||
| UFX803035 | 3.7V | 800mAh | KC | UL(tuv)1642 | 8*30*37mm | ||||
| UFX803040 | 3.7V | 900mAh | KC | 8*30*42mm | |||||
| UFX803048 | 3.7V | 1200mAh | KC | UL(tuv)1642/CB/CE/ROHS | 8*30*50mm | ||||
| UFX803448 | 3.7V | 1300 mAh | KC | 8*34*50mm | |||||
| UFX803450 | 3.7V | 1500mAh | KC | UL1642/CB/ROHS/CE/UN38.3 | 8*34*52mm | Download | |||
| UFX804050 | 3.7V | 1800mAh | KC | 8*40*50mm | |||||
| UFX804068 | 3.7V | 2500 mAh | KC | UL1642 | 8*40*70mm | ||||
| UFX805080 | 3.7V | 4000mAh | KC | 8*50*82mm | |||||
| UFX832248 | 3.7V | 920mAh | KC | UL(tuv)1642/UN38.3/EN62133 | 8.3*22*50mm | ||||
| UFX851768 | 3.7V | 850mAh | KC | UL(tuv)1642 | 8.5*17*69mm | ||||
| UFX901428 | 3.7V | 260mAh | KC | CE/CB | 9*14*30mm | ||||
| UFX901744 | 3.7V | 680mAh | KC | 9*17*46mm | |||||
| UFX902030 | 3.7V | 500mAh | KC | UL(tuv)1642/UN38.3/CE | 9*20*32mm | ||||
| UFX902035 | 3.7V | 600mAh | KC | 9*20*37mm | |||||
| UFX902248 | 3.7V | 1050mAh | KC | UN38.3/CE/IEC62133 | 9*22*50mm | ||||
| UFX902535 | 3.7V | 800mAh | KC | UL1642 | 9*25*37mm | ||||
| UFX903450 | 3.7V | 1600mAh | KC | 9*34*52mm | |||||
| UFX951768 | 3.7V | 1200mAh | KC | UL(tuv)1642/UN38.3 | 9.5*17*69mm | ||||
| UFX955565 | 3.7V | 5000mAh | KC | UL(tuv)1642/UN38.3 | 9.5*55*67mm | ||||
| UFX3060100 | 3.7V | 2000mAh | KC | UN38.3/EN62133/GB31241/UL(tuv)1642 | 3*60*100mm | ||||
| UFX4027110 | 3.7V | 1000mAh | KC | CB | 4*27*102mm | ||||
| UFX6080130 | 3.7V | 8000mAh | KC | CB/UL1642/PSE | 6*80*132mm | ||||
| UFX9559104 | 3.8V | 8000mAh | KC | UN38.3/ROHS/UL1642/GB31241报告/EN62133/CB/BIS | 9.5*59*106mm | ||||
| UFX162027-2P | 3.7V | 700mAh | KC | ROHS | 16*20*29mm | ||||
| UFX502025-4P | 3.7V | 800mAh | KC | 21*20*27mm | |||||
| UFX604040-2S | 7.4V | 1000mAh | KC | 13*40*43mm | |||||
| UFX102050-2S | 7.4V | 1000mAh | KC | 20*20*53mm | |||||
| UFX104050-2S | 7.4V | 2500mAh | KC | 20*40*52mm | |||||
| UFX124060-2S | 7.4V | 1700mAh | KC | 12*40*63mm | |||||
| UFX503450-2S | 7.4V | 1000mAh | KC | CB/ROHS | 10*34*52mm | ||||
| UFX603030-2S | 7.4V | 500mAh | KC | CB | 12*30*32mm | ||||
| UFX603450-2S | 7.4V | 1200mAh | KC | CB/UN38.3 | 12*34*52mm | ||||
| UFX702257-2S | 7.4V | 1000mAh | KC | CB/UN38.3 | 14*22*59mm | ||||
| UFX804068-2S | 7.4V | 2500mAh | KC | CB | 16*40*70mm | ||||
| UFX6067101-3S | 11.1V | 5800 mAh | KC | CB/UN38.3/ROHS | 18*67*103mm | ||||
| UFX18650-2S2P | 7.4V | 5200mAh | KC | ||||||
| UFX18650-3S | 11.1V | 2600mAh | KC | CB/UN38.3 | |||||
New Energy is a leading lithium cell manufacturer based in China. We specialize in producing high-quality and reliable lithium battery products for various applications. Our product range includes the UFX 4025140 1900mAh 3.7 V lithium ion polymer battery, which is designed to deliver long-lasting power for your devices.
We are proud to offer custom solutions for specific requirements, such as the custom Bluetooth keyboard battery. Our team of experienced engineers and technicians work closely with clients to create tailor-made lithium battery solutions that meet their unique needs.
At New Energy, we prioritize quality and safety. All our lithium batteries undergo rigorous testing and quality control processes to ensure they adhere to international standards and regulations. These batteries are not only durable and long-lasting but also safe and rechargeable, making them ideal for a wide range of applications.
As a customer-centric company, we strive to provide excellent service and support. Our knowledgeable and dedicated team is ready to assist you in finding the perfect lithium battery solution for your specific application . We are committed to meeting our customers' needs and delivering the highest level of satisfaction.
Choose New Energy for top-quality lithium battery products and customized solutions. Partner with us today and experience the difference of cutting-edge technology, exceptional performance, and reliable power solutions.< /span>
Specs of UFX4025140 1900mAh 3.7V
Product Details
We are an advancedtechnology company specialized in the research and production of Lithium Polymer battery, LiFePO4 battery, Ultra thin lipobattery, Low-temperature battery. Our company has obtained complete certification for our batteries, including KC, UL, CB, UN38.3, and CE certifications for over 280 product models. Our products are primarily exported to Europe, America, Japan, and South Korea, and have received high praise from our customers, as well as offering batteries with different features:
-40℃ ultra-low temperature lithium battery. Customizable size and shape. 3C fast charge battery. 25C high discharge rate battery High energy density battery (≥260Wh/kg)
Why Choose to OEM or ODM Battery?
UFine battery has over 30 professional engineers and technical staff who can provide polymer lithium battery solutions for you. As a lithium battery manufacturer, we are capable of rapid design, customization, and bulk production. Here are the main characteristics of our company: 1. Source manufacturer, strong factory, and powerful design and development capabilities. 2. Short delivery time and sufficient inventory. 3. Self-produced, sufficient capacity, refusefalse labeling, and guarantee capacity. 4. Strict quality control through a full range of quality systems from raw materials to finished products. 5. Our products are certified and meet various international battery standards, allowing us to directly export to markets such as Europe, America, and Korea. 6. Our team of professional foreign trade sales engineers can quickly respond to customer inquiries and provide solutions< br />
| 1. Mechanical Characteristics | |||
| Cell: | UFX4025140 | PCM: | Yes |
| NTC: | No | Weight: | appr.36.2g |
| Configuration | 1S1P | ||
| 2. Electrical Specification |
|||
| Capacity: | 1900mAh | Nominal Voltage: | 3.7V |
| Energy: | 7.03Wh | Internal Impedance: | less than150mΩ |
| Charge Voltage: |
4.2V | Discharge Cut Off: |
2.75V |
| Max. Charge Current:< br /> | 1900mA | Max. Discharge Current: |
1900mA |
| Standard Charge Current: | 950mA | Standard Discharge Current: |
950mA |
| Charge Temp. Range: | 10°C to 45 °C | Discharge Temp. Range: | -20°C to 60°C |
| Storage Temp. Range |
1 year at -20℃ to +30℃ | Cycle life: | 100 cycles ≥92% |
| 3 moths at -20℃ to +45℃ | 300 cycles ≥88% | ||
| 1 month at -20℃ to +60℃ | 500 cycles ≥80% | ||
| 3. Cell protection | |||
| Overcharge Detection: |
4.28 ±25mV (1 to 1.6sec delay, release 4.2V ±50mV) | Overdischarge Detection: |
2.5V ±50mV (115 to 175msec. delay, release 3.0V ±50mV) |
| Overcurrent Detection: |
2.5A to 4.0A (9 to 15msec. delay) | Short protection: |
Yes |
| 4. Discharge Rate Characteristics | 5. Cycle life Characteristics | ||
 |
 |
||
Product Details
We are an advancedtechnology company specialized in the research and production of Lithium Polymer battery, LiFePO4 battery, Ultra thin lipobattery, Low-temperature battery. Our company has obtained complete certification for our batteries, including KC, UL, CB, UN38.3, and CE certifications for over 280 product models. Our products are primarily exported to Europe, America, Japan, and South Korea, and have received high praise from our customers, as well as offering batteries with different features:
-40℃ ultra-low temperature lithium battery. Customizable size and shape. 3C fast charge battery. 25C high discharge rate battery High energy density battery (≥260Wh/kg)
 |
Why Choose to OEM or ODM Battery?
UFine battery has over 30 professional engineers and technical staff who can provide polymer lithium battery solutions for you. As a lithium battery manufacturer, we are capable of rapid design, customization, and bulk production. Here are the main characteristics of our company: 1. Source manufacturer, strong factory, and powerful design and development capabilities. 2. Short delivery time and sufficient inventory. 3. Self-produced, sufficient capacity, refusefalse labeling, and guarantee capacity. 4. Strict quality control through a full range of quality systems from raw materials to finished products. 5. Our products are certified and meet various international battery standards, allowing us to directly export to markets such as Europe, America, and Korea. 6. Our team of professional foreign trade sales engineers can quickly respond to customer inquiries and provide solutions< br />