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SigmasTek  |  SKU: BW-9107

Invacare Storm TDX3 High Performance Wheelchair Replacement Battery

Sale price $313.99 USD Regular price $480.28
Shipping calculated at checkout.

➤ Factory fresh replacement batteries for Invacare Storm TDX3

➤ 100% compatible with your Invacare Storm TDX3 wheelchair

➤ Absorbent Glass Mat (AGM) technology ensures deep cycle durability

➤ Valve regulated, spill-proof design for safe usage

➤ Backed by a 1-year warranty for reliable performance


📦🚀 FAST SHIPPING: Usually ships same day if ordered before 2 PM EST

⚠️ Quick Reminder

🔹 Please ensure the original battery model number is listed in our product description and that your device model number matches for compatibility.
🔹 We only supply the batteries shown in the images. Device images are provided for reference only.

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Battery Care Guide

Battery Usage and Maintenance Guidelines 🔋

Please read the following instructions carefully before using your new battery. Proper adherence will help ensure optimal performance and extended service life.

1. Cordless Phones, PDAs, and Power Tools (NiMH, NiCd, Lithium-Ion) 📱

Initial Charge

  • Fully charge the battery overnight prior to first use.

Conditioning (First 2–6 Charge Cycles)

  • Operate the device until the battery reaches approximately 20% capacity.
  • Avoid premature recharging.
  • Do not allow the battery to fully discharge during the initial cycles.

Post-Conditioning

  • Recharge the battery only when necessary.
  • These batteries are capable of approximately 500 charge cycles:
  • Once daily → ~500 days
    Twice daily → ~250 days
    Note: Even a partial recharge is considered a full cycle.

2. Sealed Lead Acid (SLA) Batteries 💡

  • No conditioning required.
  • Maintain the battery in a fully charged state; avoid complete discharge.
  • Capable of 300–400 charge cycles.
  • Expected service life: 2–3 years, depending on usage conditions.

3. Laptop Batteries (Lithium-Ion) 💻

Initial Charge

  • Fully charge the battery overnight prior to first use.

Conditioning (First 2–6 Charge Cycles)

  • Charge fully, then discharge to approximately 20% capacity.
  • Avoid complete discharge, as some devices may not detect a fully drained battery.

Post-Conditioning

  • Minimize frequent plugging and unplugging.
  • Allow the battery to discharge moderately at least once per month to maintain optimal performance.
  • Occasional cycling is recommended to sustain battery health.

Professional Recommendation

Adhering to these guidelines will enhance battery longevity and ensure reliable performance.

For further assistance regarding your battery or order, our customer support team is available to provide guidance.

Delivery and Shipping

Everything You Need to Know About Shipping with BatteryWeb (USA)

We know reliable delivery matters when you need power fast. Here’s how BatteryWeb makes shipping easy across the USA:

🚚 Shipping & Delivery

Most orders ship next business day (some products like sealed lead acid may take a little longer).

Same-day shipping available if you order before 11:59 AM (delivery depends on the carrier).

We ship nationwide using FedEx, UPS, USPS, DHL, and regional ground carriers.

Shipping costs are calculated automatically at checkout based on weight, distance, and carrier.

Transit times shown are estimates only (business days, no weekends/holidays).

🌍 Shipping Restrictions

Lithium batteries cannot be shipped by USPS or air. They must go via FedEx Ground, UPS Ground, or DHL Ground.

PO Box deliveries are only available via USPS.

At this time, we do not ship lithium batteries to Puerto Rico. NiMH, NiCd, and Alkaline can be shipped.

📦 Important Notes

Double-check your shipping address! If an incorrect address is used and the order is returned, re-shipping costs are the buyer’s responsibility.

If a product is temporarily out of stock, we’ll notify you right away with the expected restock date—or issue a refund if you prefer.

💲 Currency & Pricing

All prices are shown in USD.

Orders shipped outside the USA may be subject to local taxes, customs fees, or import duties. These are the buyer’s responsibility.

⚡ At BatteryWeb, we’re committed to getting your batteries delivered quickly, safely, and affordably—so you’ll always have the power you need, when you need it.

Disclaimer

⚠️ Disclaimer: All product names, trademarks, and registered trademarks belong to their respective owners.

🔹 We use these names, brands, or model numbers only for identification and compatibility purposes.

🔹 Our products are generic replacement parts and are not affiliated with, endorsed by, or manufactured by the original equipment manufacturers (OEMs).


Volts & Amps

12 Volts | 55 AH

Terminal Type

Nut & Bolt

Replacement Invacare Storm TDX3 Battery — Compatible with Invacare Storm TDX3

Replace worn-out cells with a reliable, high-capacity option: this replacement battery is factory fresh and 100% compatible with the Invacare Storm TDX3. Designed to deliver consistent performance and dependable power for mobility devices, the Invacare Storm TDX3 replacement battery offers proven reliability, deep cycle capability, and spill-proof construction so your power chair runs smoothly day after day. Whether you depend on your Storm TDX3 for daily mobility or occasional trips, this long-lasting battery delivers the endurance and safety you expect from a premium, high-performance battery.

Key Specifications

  • Model Compatibility: Invacare Storm TDX3 (requires 2 batteries)
  • Battery Model: SP12-55 NB
  • Voltage: 12 Volts
  • Capacity: 55 AH
  • Terminal Type: Nut & Bolt
  • Technology: Absorbent Glass Mat (AGM)
  • Design: Designed for deep cycle usage
  • Construction: Valve regulated, spill proof
  • Performance: Power/volume ratio yielding unrivaled energy density
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand new, factory fresh
  • Warranty: 1 Year
  • Brand: SigmasTek

Benefits

This replacement battery delivers durability and long life in demanding mobility applications. Built with AGM technology and valve-regulated, spill-proof construction, it resists vibration and maintains performance over repeated charge/discharge cycles. As a high-performance battery, it offers a superior power-to-volume ratio for longer runtime and consistent output, helping your Invacare Storm TDX3 maintain top performance. The deep cycle design is ideal for frequent use and extended outings, reducing the need for premature replacements.

Typical applications include electric wheelchairs, power chairs, mobility chairs, and mobility scooters. Additionally, the same robust construction and dependable output make this unit suitable as a dependable option for UPS systems, emergency power backup, and portable power tools where a long-lasting battery is required. Using the existing cables and hardware from your original configuration ensures a straightforward swap and safe installation.

Ready to restore full runtime to your Invacare Storm TDX3? Order this high-performance replacement battery now for fast shipping and a 1-year warranty — buy with confidence and get back to reliable mobility today.


Payment & Security

Payment methods

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