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I often meet teams after swelling complaints appear. The product looks finished, the launch is…
The 504060 3.7V 1500mAh Polymer Lithium Battery is designed for portable electronic products that require dependable capacity, stable voltage output, and flexible battery integration. With a 3.7V nominal voltage and 1500mAh capacity, this battery is suitable for portable medical devices, smart controllers, IoT equipment, handheld electronics, wireless monitoring systems, compact instruments, and other rechargeable products.
As a professional lithium polymer battery manufacturer, LithoTop provides customized 504060 polymer lithium battery solutions, including connector selection, wire length, PCM protection, NTC, cable direction, battery labels, shrink wrap, packaging, and OEM/ODM battery assembly according to customer project requirements.
| Product Type | Li-Polymer battery |
|---|---|
| Model number | 504060 |
| Voltage (Nominal) | 3.7V |
| Capacity (Nominal) | 1500mAh |
| Dimensions | 5.0±0.2*40±0.5*60±2.5mm |
| Constant Discharge Current | Typically 0.5C-1C |
| Working Temperature | charge: 0-45℃; discharge: -20-60℃ |
| Certification | ISO9001/ISO14001 |
Delivering superior performance consistency and longer cycle life through automated cell matching technology designed for heavy-duty industrial applications.

The 504060 3.7V 1500mAh polymer lithium battery is designed for electronic products that need longer runtime while maintaining a relatively slim and lightweight pouch cell structure. Its flexible polymer format makes it suitable for handheld equipment, portable monitoring devices, smart control products, communication modules, and compact rechargeable systems.
With 1500mAh capacity, this battery can provide dependable operating time for control boards, Bluetooth modules, wireless communication circuits, displays, sensors, LED indicators, memory devices, alarm functions, and standby systems. It offers a practical balance between battery size, energy capacity, and product integration flexibility.
LithoTop applies strict production control during cell selection, capacity testing, voltage inspection, internal resistance testing, PCM assembly, aging verification, appearance inspection, and final quality control. These processes help ensure stable performance, reliable safety protection, and consistent mass production quality.


| Model | Voltage(V) | Capacity(mAh) | Cell Size(T*W*L)mm | Shape |
|---|---|---|---|---|
| 500830 | 3.7 | 110 | 5*8*30 | Pouch |
| 500922 | 3.7 | 65 | 5*9*22 | Pouch |
| 500935 | 3.7 | 130 | 5*9*35 | Pouch |
| 501010 | 3.7 | 35 | 5*10*10 | Pouch |
| 501012 | 3.7 | 40 | 5*10*12 | Pouch |
| 501015 | 3.7 | 50 | 5*10*15 | Pouch |
| 501030 | 3.7 | 120 | 5*10*30 | Pouch |
| 501035 | 3.7 | 130 | 5*10*35 | Pouch |
| 501038 | 3.7 | 160 | 5*10*38 | Pouch |
| 501040 | 3.7 | 180 | 5*10*40 | Pouch |
| 501114 | 3.7 | 50 | 5*11*14 | Pouch |
| 501120 | 3.7 | 100 | 5*11*20 | Pouch |
| 501130 | 3.7 | 150 | 5*11*30 | Pouch |
| 501145 | 3.7 | 250 | 5*11*45 | Pouch |
| 501215 | 3.7 | 60 | 5*12*15 | Pouch |
| 501220 | 3.7 | 100 | 5*12*20 | Pouch |
| 501225 | 3.7 | 120 | 5*12*25 | Pouch |
| 501228 | 3.7 | 150 | 5*12*28 | Pouch |
| 501230 | 3.7 | 130 | 5*12*30 | Pouch |
| 501235 | 3.7 | 150 | 5*12*35 | Pouch |
| 501240 | 3.7 | 200 | 5*12*40 | Pouch |
| 501245 | 3.7 | 260 | 5*12*45 | Pouch |
| 501314 | 3.7 | 65 | 5*13*14 | Pouch |
| 501321 | 3.7 | 105 | 5*13*21 | Pouch |
| 501323 | 3.7 | 120 | 5*13*23 | Pouch |
| 501332 | 3.7 | 170 | 5*13*32 | Pouch |
| 501420 | 3.7 | 95 | 5*14*20 | Pouch |
| 501447 | 3.7 | 280 | 5*14*47 | Pouch |
| 501515 | 3.7 | 80 | 5*15*15 | Pouch |
| 501520 | 3.7 | 125 | 5*15*20 | Pouch |
| 501522 | 3.7 | 130 | 5*15*22 | Pouch |
| 501524 | 3.7 | 170 | 5*15*24 | Pouch |
| 501530 | 3.7 | 200 | 5*15*30 | Pouch |
| 501535 | 3.7 | 240 | 5*15*35 | Pouch |
| 501622 | 3.7 | 140 | 5*16*22 | Pouch |
| 501645 | 3.7 | 340 | 5*16*45 | Pouch |
| 501723 | 3.7 | 160 | 5*17*23 | Pouch |
| 501725 | 3.8 | 230 | 5*17*25 | Pouch |
| 501730 | 3.7 | 200 | 5*17*30 | Pouch |
| 501735 | 3.7 | 300 | 5*17*35 | Pouch |
| 501818 | 3.7 | 150 | 5*18*18 | Pouch |
| 501825 | 3.7 | 180 | 5*18*25 | Pouch |
| 501880 | 3.7 | 300 | 5*18*80 | Pouch |
| 502020 | 3.7 | 150 | 5*20*20 | Pouch |
| 502025 | 3.7 | 200 | 5*20*25 | Pouch |
| 502028 | 3.7 | 250 | 5*20*28 | Pouch |
| 502030 | 3.7 | 320 | 5*20*30 | Pouch |
| 502035 | 3.7 | 350 | 5*20*35 | Pouch |
| 502035 | 3.8 | 400 | 5*20*35 | Pouch |
| 502040 | 3.7 | 400 | 5*20*40 | Pouch |
| 502045 | 3.7 | 450 | 5*20*45 | Pouch |
| 502050 | 3.7 | 500 | 5*20*50 | Pouch |
| 502060 | 3.7 | 600 | 5*20*60 | Pouch |
| 502065 | 3.7 | 700 | 5*20*65 | Pouch |
| 502080 | 3.7 | 900 | 5*20*80 | Pouch |
| 502235 | 3.7 | 365 | 5*22*35 | Pouch |
| 502243 | 3.7 | 460 | 5*22*43 | Pouch |
| 502248 | 3.7 | 520 | 5*22*48 | Pouch |
| 502260 | 3.7 | 600 | 5*22*60 | Pouch |
| 502270 | 3.7 | 900 | 5*22*70 | Pouch |
| 502325 | 3.7 | 260 | 5*23*25 | Pouch |
| 502525 | 3.7 | 300 | 5*25*25 | Pouch |
| 502530 | 3.7 | 350 | 5*25*30 | Pouch |
| 502535 | 3.7 | 450 | 5*25*35 | Pouch |
| 502540 | 3.7 | 500 | 5*25*40 | Pouch |
| 502560 | 3.7 | 900 | 5*25*60 | Pouch |
| 502728 | 3.7 | 400 | 5*27*28 | Pouch |
| 502828 | 3.8 | 500 | 5*28*28 | Pouch |
| 503030 | 3.7 | 400 | 5*30*30 | Pouch |
| 503035 | 3.7 | 520 | 5*30*35 | Pouch |
| 503040 | 3.7 | 600 | 5*30*40 | Pouch |
| 503048 | 3.7 | 750 | 5*30*48 | Pouch |
| 503065 | 3.7 | 1200 | 5*30*65 | Pouch |
| 503450 | 3.7 | 1000 | 5*34*50 | Pouch |
| 503560 | 3.7 | 1200 | 5*35*60 | Pouch |
| 503759 | 3.7 | 1200 | 5*37*59 | Pouch |
| 504045 | 3.7 | 900 | 5*40*45 | Pouch |
| 504065 | 3.7 | 1500 | 5*40*65 | Pouch |
| 504070 | 3.7 | 1200 | 5*40*70 | Pouch |
| 505050 | 3.7 | 1500 | 5*50*50 | Pouch |
| 505060 | 3.7 | 2000 | 5*50*60 | Pouch |
| 505080 | 3.7 | 2200 | 5*50*80 | Pouch |
| 5050100 | 3.7 | 4000 | 5*50*100 | Pouch |
| 505573 | 3.7 | 2500 | 5*55*73 | Pouch |
| 506090 | 3.7 | 3000 | 5*60*90 | Pouch |
| 521012 | 3.7 | 45 | 5.2*10*12 | Pouch |
| 521220 | 3.7 | 90 | 5.2*12*20 | Pouch |
| 521417 | 3.7 | 100 | 5.2*14*17 | Pouch |
| 521525 | 3.7 | 170 | 5.2*15*25 | Pouch |
| 522030 | 3.7 | 280 | 5.2*20*30 | Pouch |
| 522035 | 3.8 | 400 | 5.2*20*35 | Pouch |
| 522540 | 3.8 | 680 | 5.2*25*40 | Pouch |
| 522830 | 3.8 | 560 | 5.2*28*30 | Pouch |
| 523450 | 3.8 | 1250 | 5.2*34*50 | Pouch |
| 531525 | 3.7 | 180 | 5.3*15*25 | Pouch |
| 551015 | 3.7 | 55 | 5.5*10*15 | Pouch |
| 551045 | 3.7 | 250 | 5.5*10*45 | Pouch |
| 551220 | 3.7 | 110 | 5.5*12*20 | Pouch |
| 551225 | 3.7 | 160 | 5.5*12*25 | Pouch |
| 551235 | 3.7 | 180 | 5.5*12*35 | Pouch |
| 551240 | 3.7 | 230 | 5.5*12*40 | Pouch |
| 551245 | 3.7 | 250 | 5.5*12*45 | Pouch |
| 551520 | 3.7 | 150 | 5.5*15*20 | Pouch |
| 551525 | 3.7 | 180 | 5.5*15*25 | Pouch |
| 551535 | 3.7 | 240 | 5.5*15*35 | Pouch |
| 551730 | 3.7 | 220 | 5.5*17*30 | Pouch |
| 551735 | 3.7 | 320 | 5.5*17*35 | Pouch |
| 552035 | 3.7 | 350 | 5.5*20*35 | Pouch |
| 552040 | 3.7 | 400 | 5.5*20*40 | Pouch |
| 552065 | 3.7 | 800 | 5.5*20*65 | Pouch |
| 552225 | 3.7 | 250 | 5.5*22*25 | Pouch |
| 552230 | 3.7 | 320 | 5.5*22*30 | Pouch |
| 552240 | 3.7 | 400 | 5.5*22*40 | Pouch |
| 552248 | 3.7 | 600 | 5.5*22*48 | Pouch |
| 552530 | 3.7 | 350 | 5.5*25*30 | Pouch |
| 552535 | 3.7 | 450 | 5.5*25*35 | Pouch |
| 552548 | 3.7 | 600 | 5.5*25*48 | Pouch |
| 552728 | 3.7 | 400 | 5.5*27*28 | Pouch |
| 553035 | 3.7 | 600 | 5.5*30*35 | Pouch |
| 552530 | 3.7 | 350 | 5.5*25*30 | Pouch |
| 552548 | 3.7 | 700 | 5.5*25*48 | Pouch |
| 552728 | 3.7 | 400 | 5.5*27*28 | Pouch |
| 553035 | 3.7 | 600 | 5.5*30*35 | Pouch |
| 555056 | 3.7 | 2100 | 5.5*50*56 | Pouch |
| 555075 | 3.7 | 2500 | 5.5*55*75 | Pouch |
| 5565113 | 3.7 | 5000 | 5.5*65*113 | Pouch |
| 581015 | 3.7 | 60 | 5.8*10*15 | Pouch |
| 581525 | 3.7 | 180 | 5.8*15*25 | Pouch |
| 582525 | 3.7 | 350 | 5.8*25*25 | Pouch |
*Contact us for custom LiPo battery or customize your special battery !
Discover how we helps global customers solve real-world battery challenges through customized lithium battery solutions.
A Norwegian outdoor safety technology company was developing a portable rescue beacon used by mountain guides and emergency teams during winter operations. The device needed to power a GPS module, low-power radio transmitter, LED signal light, control board, and periodic status communication. Because the beacon could remain active for long periods during field missions, the customer needed more runtime without significantly increasing product size.
The customer contacted LithoTop after testing a smaller battery that worked during laboratory evaluation but required frequent charging during extended outdoor simulations. Their enclosure had a relatively flat internal battery cavity, so they preferred a pouch battery rather than a cylindrical cell solution.
LithoTop reviewed the beacon’s standby current, GPS acquisition cycle, transmission peak, LED emergency mode, charging circuit, enclosure dimensions, and expected field usage. After evaluation, LithoTop recommended the 504060 3.7V 1500mAh Polymer Lithium Battery. The 1500mAh capacity provided a stronger runtime margin while the pouch structure matched the available internal space.
During sample development, LithoTop optimized the connector type, cable direction, wire length, PCM protection, insulation layer, and label position. Sample batteries were tested through GPS activation cycles, radio transmission simulation, emergency LED operation, standby testing, charging compatibility verification, temperature observation, and enclosure fit validation.
Before pilot production, both teams confirmed samples, battery dimensions, connector orientation, electrical performance, packaging method, and incoming inspection standards. The final battery solution helped the customer extend beacon operating time while keeping the device compact. For the customer, this improved field readiness, reduced recharge frequency, and supported more reliable operation during mountain rescue activities.
A South Korean professional tools company was developing a rechargeable digital measuring tape for interior construction, furniture installation, and renovation work. The device combined a distance sensor, digital display, memory function, Bluetooth synchronization, buzzer, and backlight inside a compact handheld housing.
The customer’s original battery provided acceptable standby time but drained quickly when the display backlight, Bluetooth synchronization, and repeated measurement functions were used together. They needed a higher-capacity pouch battery that could fit behind the display module without changing the overall product thickness.
LithoTop analyzed the device’s measurement cycle, display current, Bluetooth upload peak, buzzer load, standby consumption, charging circuit, PCB layout, and available battery cavity. Based on this evaluation, LithoTop recommended the 504060 3.7V 1500mAh polymer lithium battery as a compact higher-capacity solution.
During prototype development, LithoTop adjusted the wire outlet direction, connector location, PCM layout, insulation structure, and battery label to simplify final assembly. Sample batteries were tested through repeated measurement cycles, continuous display operation, Bluetooth synchronization, buzzer activation, standby evaluation, charging tests, and mechanical fit verification.
The customer then completed field trials with installation technicians and confirmed that the improved battery capacity allowed significantly longer daily use between charges. Before mass production, both teams finalized the approved sample, cable configuration, connector durability, packaging requirements, and batch inspection standard.
The final battery solution helped the digital measuring tape achieve longer practical operating time without increasing enclosure size. For the customer, this improved technician productivity, reduced charging interruptions, and created a stronger user experience for professional tool customers.
A reliable 504060 polymer lithium battery requires more than selecting the correct voltage and capacity. Battery performance also depends on capacity consistency, voltage stability, internal resistance control, PCM design, connector reliability, cable routing, insulation protection, charging compatibility, and final aging verification.
LithoTop supports customers from prototype development to mass production with professional engineering support, flexible customization, strict quality inspection, and reliable production control. Our team can help evaluate battery space, runtime target, charging method, operating current, protection requirements, connector type, wire length, NTC requirements, and final product assembly before confirming the battery solution.
Powering leading batteries across wearables, medical devices, IoT, and consumer electronics in 30+ countries..



Find answers to the most common questions about ordering, shipping, certifications, and working with lithotop as your battery partner.
Engineer’s will make inner BOM according to your confirmed samples. And our quality control teams continuously monitor the entire manufacturing process to ensure the each mass production is the same as samples.
LithoTop specializes in custom lithium battery solutions, including LiPo batteries, Li-ion battery packs, LiFePO4 batteries, high-rate drone batteries, curved batteries, ultra-thin batteries, and custom rechargeable battery packs for industrial and consumer applications.
LithoTop focuses on:Custom battery solutions for special applications, own developed PCB/PCM to help you with Competitive factory-direct pricing, Experience with difficult battery projects such as curved, ultra-thin, and high-discharge batteries. Long-term cooperation support for startups and established brands.
Yes. LithoTop provides fully customized battery solutions based on your device requirements, including voltage, capacity, discharge rate, dimensions, connector type, PCM/BMS protection, and special shapes such as curved or ultra-thin batteries.
Standard samples are usually available quickly about 3-7 days, while custom battery projects typically require evaluation, engineering confirmation, prototyping, and testing. The timeline depends on battery specifications, and certification requirements. Mass order is about 30 working days.
Depending on the product and project requirements, LithoTop batteries can support certifications including UN38.3, MSDS, CE, RoHS, IEC62133, UL , and other transportation or safety compliance documents.
MOQ depends on the battery model and customization level. Standard batteries may support lower quantities like 100pcs, while fully customized battery projects usually require a development MOQ. LithoTop supports both prototype projects and mass production orders.
LithoTop follows strict quality control procedures including:Incoming material inspection, Cell matching and grading Capacity, and voltage testing, Aging and performance tests, 100% Safety inspections before shipment.Quality consistency is critical for battery reliability and long-term cooperation.
Normally, we ship our batteries via DHL, UPS, FedEx, air freight, or sea , depending on order size, destination, and customer preference.
Yes. LithoTop can support project-based certification and documentation requirements such as KC, CE, RoHS, UN38.3, MSDS, and other battery-related documents according to customer market requirements.
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LithoTop operates advanced lithium battery manufacturing facilities equipped with automated production lines, precision testing equipment, and strict quality control systems. From cell selection to battery assembly and final inspection, every process is carefully managed to ensure stable performance, reliable quality, and high production efficiency. With experienced engineers and strong OEM/ODM capability, we provide customized battery solutions for customers worldwide.
LithoTop provides comprehensive certification support for custom lithium batteries to help customers accelerate product development and global market entry. From prototype verification to mass production, our engineering team assists with battery compliance, transportation documentation, and international safety standards, reducing certification risks and shortening your project timeline.
Stay updated with the latest lithium battery industry news, product innovations, technology insights, and application trends from LithoTop. Explore expert articles, battery guides, and industry updates to learn more about custom lithium battery solutions, energy storage, UAV batteries, wearable device batteries, and advanced power technologies.
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