SPEKTRUM DX9 | 7.4V 4000mAh Li-Polymer Batteries

Spektrum 7.4V 4000mAh DX9 Replacement Battery For Spektrum DX9 DX8 DX7 DX6E Free Shipping to Singapore

SGD $39.19
Quantity:

Note:Packages usually ship within 24/48 hours of receiving your payment!


Availability In Stock
Model DX9
Capacity 4000mAh
Voltage 7.4V
Type Li-ion
Color Blue
Size *mm(L x W x H)
Warranty 12‑month limited warranty · 30‑day return policy
Shipping Shipping to Singapore: 7–10 business days

SPEKTRUM DX9 Battery Compatibility

Replacement Part Numbers:

Compatible Models:

For In order to ensure the safe use of various lithium batteries and master the common sense of using lithium batteries, please read the following text carefully!
Burning: Charging with a non lithium battery charger may cause damage, smoking, and heating of the lithium battery Or burn it! For lithium battery packs, we recommend using a lithium battery balanced charging dedicated charger Charge up!
Damage: Excessive discharge, overcharging, or reverse charging will immediately cause damage to the lithium battery. Charging: The charging current should not exceed half of the battery capacity, and the charging cut-off voltage is 4.20V ?? 0.05V for a single cell.
Discharge: When using the battery pack for the first time, please use a standard balanced charger for charging. For new batteries, please charge them for the first time
Do not over discharge during use. When using continuously, please pay attention to checking the battery voltage and the total value of the 3-series battery pack
The voltage shall not be lower than 10.5V. The total voltage of the string battery pack shall not be lower than 7.0V, and the voltage of a single cell shall not be lower
Below these rated voltages of 3.5V, the battery will inflate, fail, and eventually be damaged.
Storage: The self discharge rate of lithium batteries is higher than that of nickel hydrogen/nickel barrier batteries, making them prone to excessive discharge. If the product is not used for a long time
When using, please remove the battery and regularly check the battery voltage to maintain the voltage of each individual battery at
Between 3.8V and 3.9V.
Storage conditions: Temperature -20 ?? C~+35 ?? C.

* Please make sure that the replacement battery you are buying is suitable for your device brand and model.

How to confirm your battery model?

  • Check the model number printed on your original battery label.
  • Match the battery model with the compatibility list shown on this page.
  • Verify your exact model name/number in the device settings or on the back cover.
  • Ensure the voltage and connector type are the same as your original battery.
  • If you are unsure, feel free to contact us with your device model for confirmation.

Installation notes

  • Ensure your device model matches the battery label before purchase.
  • Installation is straightforward and requires no special tools.
  • Use only compatible SPEKTRUM chargers or certified accessories.
  • Follow standard safety procedures when replacing the battery.

Our Guarantee for SPEKTRUM DX9 Battery

  • Brand‑new replacement battery for reliable daily performance.
  • Tested for stable output and consistent power delivery.
  • Designed for long cycle life and dependable usage.
  • Secure packaging and safe delivery to Singapore.
  • 12‑month warranty with 30‑day return policy.
  • 100% compatible Spektrum DX9 DX8 DX7 DX6E

Product Features:

✅ 100% compatible with original equipment — easy installation and stable performance.

✅ Built-in overvoltage protection circuit to prevent damage to your device.

✅ Strictly tested during production to ensure top performance and reliability.

✅ Perfect replacement for the original part — same fit, same function.

View more battery specifications & guide For SPEKTRUM DX9

SPEKTRUM DX9 Battery Technical Specifications

Model DX9
Battery Condition Brand New Replacement Battery
Item Code ECN131G96_Oth
Category Li-Polymer Batteries
Brand SPEKTRUM
Capacity 4000mAh
Voltage 7.4V
Type Li-ion
Color Blue
Size *mm(L x W x H)
Applies to Spektrum DX9 DX8 DX7 DX6E
Certification Passed CE, UL, ROHS, ISO 9001/9002 and GS certification
Service Buy now, we promise a one-year warranty and 30-day returns

Why order batteries from us?

① Expert in the field of batteries for 15 years.

② Large selection, almost all available products are in stock.

③ Tested and checked by competent professionals, careful packaging.

④ Best prices & fast delivery & One year warranty & Safe purchase and payment.

⑤ Perfect after-sales service.

Delivery

  • All orders come with free shipping and no minimum purchase requirement.
  • In‑stock items are dispatched within 1–2 business days.
  • You will receive a tracking number by email the day after your parcel is shipped.
  • Delivery to Singapore typically takes 7–10 business days, depending on customs clearance and local delivery progress.
  • Public holidays, customs inspections, or unforeseen delays may affect delivery times.
  • Please ensure your shipping address is complete and accurate. We are not responsible for delays or returns caused by incorrect or incomplete address information.

Methods of payment

Paypal

Secure payment: Your credit card details are encrypted using the SSL (Secure Socket Layer) protocol and are never transmitted unencrypted over the network.

Accept payments through PayPal

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It's a fast and secure way for customers to pay online via all major debit and credit cards, online bank transfers and via PayPal account holder payments. Customers don't even need a PayPal account to pay with PayPal.

Guarantee

Quality and safety: This SPEKTRUM DX9 battery contains advanced electronic components and has been tested according to strict CE standards. The SPEKTRUM DX9 battery contains a chip that prevents overcharging and short circuiting. On top of that the SPEKTRUM DX9 batteries are made from good quality cells which do not suffer from a 'memory effect'.

Assurance and warranty: SPEKTRUM DX9 purchased in our store are guaranteed for 12 months. Satisfied Refunded 30 days.

Shipped Direct from the Factory: Shopbatterypc.com ships its items almost directly from the factory, so you are sure to receive a brand new, full capacity battery!

Tips for using your battery safely

  1. Use the correct charger — Always use the charger recommended by the manufacturer to avoid overheating or damage.
  2. Avoid overcharging — Disconnect the battery once fully charged to extend its lifespan.
  3. Keep away from extreme temperatures — Do not expose the battery to direct sunlight, fire, or freezing conditions.
  4. Protect from moisture — Keep the battery dry and avoid contact with water or other liquids.
  5. Do not disassemble or puncture — Tampering with the battery may cause leakage, fire, or explosion.
  6. Dispose responsibly — Follow local regulations for battery recycling or disposal to protect the environment.