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SigmasTek  |  SKU: BW-10808

21st Century Bounder Plus High Performance Wheelchair Replacement Battery

Sale price $501.92 USD Regular price $657.18
Shipping calculated at checkout.

➤ Durable 12 Volt, 100 Ah battery for reliable power

➤ Heavy-duty nut and bolt terminals for secure connections

➤ Ideal for automotive and backup power applications

➤ Long-lasting performance with high capacity

➤ Easy installation with standard size and design


📦🚀 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 | 100 Ah

Terminal Type

Nut & Bolt

SigmasTek 12V 100Ah Nut & Bolt Replacement Battery (Compatible with 12V Deep-Cycle Systems)

This SigmasTek 12 Volts 100 Ah replacement battery is built for robust performance and long-term reliability in 12V deep-cycle systems. Engineered to deliver steady power, this long-lasting battery option is suited for a wide range of applications where dependable energy reserve and resilience under load are essential. If you require a high-capacity, high-performance battery for heavy use, this 12V 100Ah unit offers the capacity and connection type needed for many demanding setups.

Key Specifications

  • Brand: SigmasTek
  • Voltage: 12 Volts
  • Amp Hours: 100 Ah
  • Terminal Type: Nut & Bolt

Benefits

  • High-capacity energy storage — With 100 Ah of capacity, this replacement battery provides extended run times for systems that demand continuous power, making it ideal where longer discharge periods are required.
  • Durability and consistency — Designed to be a dependable, long-lasting battery solution in deep-cycle applications, delivering consistent output across extended use.
  • Versatile terminal — Nut & bolt terminals allow secure, low-resistance connections for installation in a variety of equipment and battery banks.
  • Wide application fit — Perfect as a replacement battery for systems including backup power banks, off-grid setups, mobility platforms, and other 12V systems that require a high-capacity battery.
  • Suitable for demanding environments — Built for repeated cycles and steady discharge, this high-performance battery can support applications that require reliable power delivery over time.

Choose this SigmasTek 12V 100Ah nut & bolt battery when you need a strong, long-lasting replacement battery that provides reliable energy for demanding 12V systems. Add it to your cart today to upgrade capacity and performance in your application.


Payment & Security

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