The Best Asus Ep121 Battery of 2025 – Reviewed and Top Rated
After hours researching and comparing all models on the market, we find out the Best Asus Ep121 Battery of 2025. Check our ranking below.
2,730 Reviews Scanned
- 1. Do not disassemble, crush or puncture the battery. Do not throw it into fire or water.
- 2. All our products are supplied directly from factory and we guarantee full inspection before shipment.
- DBTLAP Laptop CMOS Battery Compatible for ASUS EEE Slate EP121 CMOS Battery
- Input: 100-240V 50-60Hz
- PK-Power products are CE / FCC / RoHS certified, tested by the manufacturer to match and / or exceed the OEM specification
- OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection)
- COMPATIBILITY: Please see full list of compatible models in the Product Description
- Our After Sale Service: Our friendly and reliable customer service will respond to you within 24 hours.
- Battery type: Li-ion; Voltage: 11.55V; Capacity: 42Wh/3550mAh; Cells: 3-cell
- Compatible Models: Fit for Asus VivoBook 14 E410 E410MA E410MA-EK007TS E410MA-EK017TS E410MA-EK026TS E410KA E410KA-EK139TS, Fit for Asus VivoBook 14 L410 L410MA L410MA-BV037TS L410MA-BV053TS L410MA-BV058TS, Fit for Asus VivoBook 14 F414 F414MA, Fit for Asus VivoBook E510 E510MA E510KA E510KA-EJ033TS, Fit for Asus VivoBook L510 L510MA Series
- Compatible Models: Fit for Asus VivoBook 14 E410MA E410MA-EK018TS E410MA-BV1169TS E410MA-EK028TS E410MA-EK087T E410MA-EK211T E410MA-EK319T E410MA-EK321T E410MA-EK327TS E410MA-EK367TS E410MA-EK378T E410MA-EK505T E410MA-EK542T E410MA-EK946TS E410MA-EK991TS, Fit for Asus VivoBook 14 L410MA L410MA-BV076TS L410MA-BV077TS
- Replace Part Numbers: B31N1912 C31N1912 0B200-03680000 0B200-03680100 0B200-03680200 3ICP5/57/80
- 100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery. The actual operation time will depend on how much electricity is required by the device and how you use it
- 【Capacity】42Wh/3550MAH Cell: 3-Cell Voltage: 11.55V Battery type: Li-ion
- 【Replace Part Number】B31N1912 C31N1912 0B200-03680200 0B200-03680000
- 【Compatible Models】For Asus VivoBook 14 E410MA Series, Asus VivoBook 14 L410MA Series, Asus VivoBook E410KA-EK139TS Series, Asus VivoBook E510KA-EJ033TS Series, Asus VivoBook F414MA Series,Asus VivoBook L510MA Series, Asus VivoBook R522MA Series,Asus VivoBook E510MA Series Notebook.
- 【Safety】All products are rigorously tested to ensure correct voltage, circuit protection, capacity, stable current, low self-discharge and guaranteed battery life.
- 【Service Support】If you do not like our product or don't want it for any reason, We will provide suitable solutions. Please contact us with any questions or concerns - we are here to help.
- ✅【Battery specification】Electric voltage:10.8,Capacity：4400mAh,Weight:440.4g,Product type:Li-ion,Dimension:202.70 x 50.20 x 23.30mm,Safe and durable large capacity battery
- ✅【Battery compatibility】The battery replacement only compatible Eee PC 1001HA, Eee PC 1005, Eee PC 1005H, Eee PC 1005HA, Eee PC 1005HA-A, Eee PC 1005HAB, Part No. 0B20-00KA0AS, 70-OA1B1B2100, 90-OA001B9000, 90-OA001B9100, 990AAS168288, AL31-1005, AL32-1005, ML31-1005, ML32-1005, PL31-1005, PL32-1005, TL31-1005
- ✅【Safety & Reliable Quality】All replacement battery have complied with FCC, ROHS certified and standards,built-in over-charge, over-discharge, over-voltage, over-current, and over-heating protection,ensure safer use with your products.
- ✅【Install & Charge】 Replacement battery is easy to install and fits perfectly,battery technology offers extended run time with no memory effect.
- ✅【Product Guarantee】We provide 30 days Refund and 24 hours response service.Please feel free to contact us if you have any questions before or after purchase.Safety & Reliable Quality
- 【Battery Specification】Capacity: 3550mAh 42Wh Voltage: 11.52V .100% brand new. Up to 500 recharge cycles over the life of the battery. High-quality materials and circuit board.
- 【Replacement For Laptop】Compatible with ASUS VivoBook S513 S513E S513EA S513EAN S513EP S513EQ, ASUS VivoBook X513 X513E X513EA X513EAN X513EP X513EQ X513IA, ASUS VivoBook M513 M513U M513UA M513I M513IA, ASUS VivoBook K513 K513E K513EA K513EQ, ASUS VivoBook F513 F513E F513EA F513EP, ASUS VivoBook K531 K531F K531FA K531FL, ASUS VivoBook X531 X531F X531FA X531FL, ASUS VivoBook S531 S531F S531FA S531FL, ASUS VivoBook V531 V531F V531FA V531FL.
- 【Compatible with Part Number】Fit for B31N1842 B31BmE1 0B200-03440000.
- 【Safety Above All】Our batteries are certified by CE, FCC and RoHS to ensure your safety, and packed with prevention measures like short circuit, overheat and overcharge protection.Our laptop batteries are made with premium materials and circuit boards to ensure performance and durability.
- 【Give Customers the Best Benefit】:30 Days no-questions-asked full money back and 12 Months Exchange Guarantee. (The return window will be closed a month after you received the the product. CONTACT US, we will make it up and solve it more efficiently). We providing you 24/7 email service to support you with any problem, be rest assured that you will get the best when you choose MULS products.
- Premium 33Wh Battery: Experience long-lasting power with the x551mav battery, a31n1519 battery. Our asus battery a31n1319 is a high-quality asus battery x551mav that provides your device with the power it needs for optimal performance.
- Passed UL Testing: The asus laptop battery a31n1319 and asus laptop battery x551m have passed rigorous UL testing, ensuring the a31n1319 asus battery and asus d550m battery are safe, reliable, and of the highest quality. Replacement for X451M X451MA X451C Series D550MA D550MA-DS01 0B110-00250700 D550MA-DS011CA-DH21 X45LI9C YU12008-13007D (33Wh 14.8 V)
- Reuse More than 500 cycles: The laptop battery asus x551m, a31n1319 battery, a41n1308 battery, and a41n1424 battery are designed for reusability, capable of more than 500 charging cycles. This extends the lifespan of your asus 551m battery.
- Fast Charging: With the asus battery pack a31n1319 and asus battery x551c, you get fast charging capabilities. This means less time waiting for your device to charge and more time for productivity and entertainment.
- Free Return: We stand by the quality of our products. If you're not fully satisfied with your purchase of the asus battery x551m, asus li ion battery pack a31n1319, or asus x551m battery, we offer free returns. Shop with confidence. Designed to replace Asus X451 X451A X551 X551C A41 D550 X45 laptop battery.
- Specifications: Replacement Battery B31N1912 for Asus, Voltage: 11.55V, Capacity: 42Wh 3500mAh, 3-Cell. Type: rechargeable Li-ion battery, Package includes: 1 x B31N1912 battery, 1 x 5-IN-1 Screwdriver toolkit, 1 x User Manual. All our brand replacement laptop batteries are 100% brand-new from manufacturer owned by ourselves GBLGBD.
- Perfect Replacement: B31N1912 / C31N1912. Compatible Models: Asus VivoBook 14 E410MA Series, 14 L410MA Series, E410KA-EK139TS Series, E510KA-EJ033TS Series, F414MA Series, L510MA Series, R522MA Series, E510MA Series. Note: There are 2 kinds connector of this battery, please make sure the exact one you are preparing to replace according to the original battery of your laptop.
- Excellent Endurance: 42Wh high-density battery cells, 15% lighter than the original. Measured use: Document office: 7-9 hours, Video playback: 5 hours, Airplane mode: 12 hours.
- Travel Safety: Meets air transportation standards (<100Wh). CE / RoHS / FCC certified + Shockproof silicone wrapping.
- Tips Before Buy: Before purchasing, please open the back cover of the laptop to confirm the battery model, shape, size and connector type. Press [CTRL + F] to search for your laptop model / part number. Compatible laptop models and part numbers of compatible batteries and laptops are listed as following in product details.
- Specifications:Model:B31N1637; Voltage:11.52V;Capacity:42Wh;Cell:3Cells;100% brand new from manufacture. Grade A cells ensure fast charges and low power consumption.
- Compatible Part Number:B31N1637 C31N1637 B31B12H B31BI9H 0B200-02590000 0B200-02590100 0B200-02590200.
- Compatible Laptop Models：for ASUS VivoBook 15 X510 X510U X510UQ X510UA X510UAR X510UF X510UA-EJ796T, ASUS VivoBookS15 S510 S5100U S510U S510UA S510UF S510UQ S510UN S510UR, ASUS 15 F510 F510U F510UQF510UA F510UF F510UN F510UR F510UA-AH55 F510UA-AH51 F510QA.
- Upgraded protection: 12 security protection, the use of PC flame retardant materials and upgraded production process, so that the stability of the battery cell in the process of charging and discharging increased by 50%. 2.0 Smart Core real-time temperature control throughout the whole process is not hot, and more resistant to low temperatures.
- Support:Supported with 30 days Refund and 12 months Replacement.24h Email support.The Futurebatt brand provides friendly customer service.We are committed to providing our customers with the best possible service.
Last update on 2026-02-21 / Affiliate links / Images from Amazon Product Advertising API
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- Features: What bells and whistles matter for an Asus Ep121 Battery?
- Specifications: How powerful they are can be measured.
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- Customer Ratings: Number ratings grade Asus Ep121 Battery objectively.
- Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Asus Ep121 Battery.
- Product Quality: You don’t always get what you pay for with an Asus Ep121 Battery, sometimes less, and sometimes more.
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FAQ:
Q: Is the Asus Eee slate EP121 the best tablet on the market?
A: However, since Asus has produced one of the best Android tablets available today with its award-winning Eee Pad Transformer, we have high hopes for its Eee Slate EP121. that’s reflected in its £997 asking price. Where most of the competition offers and with an IPS panel protected by Gorilla glass it’s as good as it gets. Where
Q: How much does the Eee slate EP121 cost?
A: The Eee Slate EP121 costs $999 with a 32GB solid-state drive (SSD) and 2GB of RAM, or $1,099 for a 64GB version with 4GB of RAM (although we have yet to see the higher-end version actually for sale for less than $1,399). The body of the EP121 feels solid and well-made, thanks to the edge-to-edge glass and thin metal bezel.
Q: What does the EP121 feel like?
A: The body of the EP121 feels solid and well-made, thanks to the edge-to-edge glass and thin metal bezel. The back is white textured plastic, but the trade-off is that the tablet only weighs about 2.5 pounds, which makes it feel very light in the hand.
Q: What is the back of an Asus Laptop made of?
A: Asus has gone with white plastic for the back, which isn’t the most premium looking material but at least it keeps the weight down, and it’s textured rather than glossy. This prevents fingerprints, decreases wear marks and provides a better grip. flex.