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SigmasTek  |  SKU: BW-9292

Suntech Regent 3 & 4 (New Series) High Performance Wheelchair Replacement Battery

Sale price $214.25 USD Regular price $280.53
Shipping calculated at checkout.

➤ Factory fresh, brand new Suntech Regent 3 & 4 (New Series) wheelchair batteries

➤ 100% compatible replacement with original Suntech Regent 3 & 4 units

➤ AGM technology with valve regulated, spill-proof design for safety

➤ Deep cycle performance with high energy density for longer usage

➤ U.L. recognized, CE certified, and backed by a 1-year warranty


📦🚀 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.

📸 Send Your Battery Photo / Unsure? Expert Help

Snap a photo or video of your battery and send it to us. We'll identify the exact replacement—fast and hassle-free. Our team has helped thousands of customers find the right battery quickly and easily.
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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 | 35 AH

Terminal Type

Nut & Bolt

Suntech Regent 3 & 4 (New Series) Replacement Battery - SP12-35 NB (12 V 35 AH)

Ensure reliable power and peak performance for your Suntech Regent 3 & 4 (New Series) wheelchair with this factory-fresh replacement battery designed specifically for your model. Built for compatibility, durability, and consistent output, this high-performance battery delivers the deep-cycle capacity your mobility device needs. Whether you depend on your wheelchair for daily use or occasional outings, this long-lasting battery restores confidence and dependable runtime so you can focus on mobility instead of power concerns.

Key Specifications

  • Compatible Model: Suntech Regent 3 & 4 (New Series)
  • Battery Model: SP12-35 NB
  • Voltage: 12 Volts
  • Capacity: 35 AH (Amp-hours)
  • Technology: Absorbent Glass Mat (AGM)
  • Designed For: Deep Cycle Usage
  • Construction: Valve Regulated, Spill Proof
  • Energy Density: Power/Volume Ratio Yielding Unrivaled Energy Density
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year Warranty
  • Terminal Type: Nut & Bolt
  • Quantity Required: 2 Batteries per Unit
  • Brand: SigmasTek

Benefits

This replacement battery is engineered for long life and reliable performance. With AGM technology and valve-regulated, spill-proof construction, it resists vibration and maintenance issues while delivering predictable deep-cycle power. The design emphasizes a superior power-to-volume ratio, providing high energy density so you get extended runtimes without sacrificing compactness. As a high-performance battery, it provides consistent output for motor-driven systems and electronics commonly found in mobility devices.

Durability is built in: the AGM plates and sealed design protect internal components and reduce the risk of leaks, while certification from U.L. and CE ensures safety and quality standards are met. Typical applications include electric wheelchairs, power chairs, mobility chairs, and mobility scooters — any device that requires dependable deep-cycle supply. This replacement battery is performance-guaranteed and backed by a 1 year warranty for added peace of mind.

Installation is straightforward: this pack uses the existing cables and hardware from your original configuration, and the nut & bolt terminals make for secure connections. Orders for in-stock items are typically shipped within 24 hours so you can return to full mobility quickly. Choosing a replacement battery like this ensures you receive both a high-performance battery and a long-lasting battery solution tailored to your Suntech Regent 3 & 4 (New Series).

Ready to upgrade your power system? Buy your replacement Suntech Regent 3 & 4 (New Series) SP12-35 NB battery today and enjoy superior runtime, reliability, and value.


Payment & Security

Payment methods

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