Battery King
Calculating delivery time...Aovopro S3 ES40 EW4 Replacement Battery 36V
Aovopro S3 ES40 EW4 Replacement Battery 36V
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36V 7.8Ah Replacement Battery for Aovopro S3 / ES40 / EW4 Electric Scooter
| Specification | Details |
|---|---|
| Brand | Battery King |
| Compatible Models | Aovopro S3 · Aovopro ES40 · Aovopro EW4 Electric Scooter |
| Voltage | 36V |
| Battery Capacity | 7.8Ah |
| Battery Configuration | 10S3P |
| Single Cell Specification | 2600mAh 18650 (A+ Grade Cell) |
| BMS | Intelligent Motherboard |
| Version 1 — Discharge Connector | XT60 |
| Version 1 — Charging Connector | SM2 |
| Version 2 — Discharge Connector | XT30 Female |
| Version 2 — Charging Connector | JST Male |
| Battery Type | Lithium Ion (Li-Ion) |
| Battery Dimensions (without box) | 300mm x 72mm x 40mm (30cm x 7.2cm x 4cm) |
| Suitable Motor Power | 200W, 250W, 300W, 350W |
| Part Type | Replacement Battery |
| Certificates | UKCA, CE, UN38.3, MSDS |
| Colour | Black |
Restore reliable range and performance to your Aovopro S3, ES40, or EW4 electric scooter with this premium 36V 7.8Ah lithium replacement battery from Battery King. Built with genuine A+ grade 2600mAh 18650 cells in a 10S3P configuration and a smart intelligent BMS, this Aovopro battery delivers stable, consistent power output for daily commuting and recreational riding. Available in two connector versions to match your specific Aovopro model — always check your existing battery connectors before selecting your version.
This compact Aovopro S3 / ES40 / EW4 replacement battery is the ideal solution for replacing a worn, degraded, or faulty battery pack. With reliable discharge performance, stable voltage output, and excellent cycle life, it gives your Aovopro electric scooter a second life at a fraction of the cost of a new scooter.
Which Version Do I Need? Connector Guide
| Version 1 | Version 2 | |
|---|---|---|
| Discharge Connector | XT60 | XT30 Female |
| Charging Connector | SM2 | JST Male |
| Compatible With | Earlier Aovopro S3 / ES40 / EW4 | Later Aovopro S3 / ES40 / EW4 |
Not sure which version you have? Remove your existing battery and photograph both connectors. Send the photo to us on WhatsApp and we will confirm the correct version before you order.
Key Features
- Stable Power Delivery: The 36V 7.8Ah Aovopro S3 / ES40 / EW4 battery provides consistent voltage output and dependable range across hundreds of charge cycles — restoring your Aovopro electric scooter to its original performance and reliability.
- A+ Grade 18650 Cells: Built with genuine 2600mAh A+ grade 18650 lithium cells in a 10S3P configuration for long cycle life, stable discharge, and reliable Aovopro electric scooter battery performance.
- Intelligent BMS Protection: Protects against overcharge, over-discharge, overcurrent, short circuit, and overheating — keeping your Aovopro S3 / ES40 / EW4 and battery safe every single ride.
- Two Connector Versions Available: Version 1 — SM2 female discharge and XT60 female charging. Version 2 — XT30 female discharge and JST male charging. Select the version that matches your existing Aovopro battery connectors.
- Compact Direct Fit Design: 300mm x 72mm x 40mm — engineered to fit neatly within the Aovopro S3 / ES40 / EW4 battery compartment. Confirm dimensions against your scooter before purchasing.
- Plug and Play Replacement: No wiring modifications required — fits directly using original Aovopro mounting points and connectors for a straightforward battery swap at home.
- Motor Compatibility: Suitable for 200W, 250W, 300W, and 350W motors — covers the Aovopro S3, ES40, and EW4 motor specifications.
- UK Certified: UKCA, CE, UN38.3 and MSDS certified — fully compliant for safe use across the UK.
FAQs
Do I need to cover the shipping costs?
Currently, we offer free shipping on our products. We also provide Next-Day delivery using Royal Mail Tracked service. For any additional services, please contact our after-sales support for a quote.
How long will it take for my order to dispatch?
Orders are usually dispatched the same day or next business day.
How do I return a product or exchange an incorrect item?
If you received the wrong, defective or faulty products, please contact us within 48 hours of delivery at: batteryking.gb@gmail.com. For defective or faulty products, please take photos or videos - we will replace or refund your purchase after confirmation.
Can I pay with a credit card or in instalments?
We accept most credit cards and support popular payment methods like PayPal, Apple Pay, and Google Pay. Klarna, including Pay Now and Pay Later options, will be available soon for installment payments.
Are Battery King's products certified?
Battery King's products undergo rigorous laboratory testing and certification, and our products hold CE and other certifications that meet European standards.
Please read our FAQs page to find out more.
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