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SigmasTek  |  SKU: BW-10549

Merits Pioneer 2 S246 Deluxe High Performance Wheelchair Replacement Battery Set

Sale price $89.89 USD Regular price $117.70
Shipping calculated at checkout.

➤ Factory fresh Merits Pioneer 2 S246 Deluxe replacement batteries for guaranteed quality

➤ 100% compatible with Merits Pioneer 2 S246 Deluxe wheelchair units

➤ AGM technology ensures deep cycle performance and long battery life

➤ Valve regulated, spill-proof design for safe and reliable use

➤ Includes 1-year warranty and meets U.L. and CE certification standards


📦🚀 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 | 18 Ah

Terminal Type

Nut & Bolt

SP12-18 NB (12 V 18 AH) Replacement Batteries for Merits Pioneer 2 S246 Deluxe

These replacement Merits Pioneer 2 S246 Deluxe batteries (SP12-18 NB, 12 V 18 AH) are factory fresh and fully compatible with your Merits Pioneer 2 S246 Deluxe wheelchair. Sold to match the original configuration, the wheelchair requires two of these 12 V 18 AH batteries to operate properly. Use your existing cables and hardware to connect the new batteries, and enjoy reliable mobility and consistent performance from a high-quality, long-lasting battery solution.

Key Specifications

  • Model: SP12-18 NB (12 V 18 AH)
  • Voltage: 12 Volts
  • Capacity: 18 Ah
  • Technology: Absorbent Glass Mat (AGM) Technology
  • Usage Type: Designed For Deep Cycle Usage
  • Construction: Valve Regulated Spill Proof Construction
  • Performance: Power/Volume Ratio Yielding Unrivaled Energy Density
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year Warranty
  • Brand: SigmasTek
  • Terminal Type: Nut & Bolt
  • Compatibility: Merits Pioneer 2 S246 Deluxe (requires 2 batteries)

Benefits

These replacement batteries are purpose-built for deep cycle applications like power chairs and electric wheelchairs, offering a long-lasting battery life and the stable discharge characteristics necessary for daily mobility use. AGM technology combined with valve-regulated, spill proof construction provides maintenance-free operation and enhanced safety in the event of tipping or vibration. The strong power-to-volume ratio gives unparalleled energy density so you get more usable runtime without increasing battery size.

Typical applications include electric wheelchairs, power chairs, mobility chairs, and mobility scooters — all environments where reliable starting power and sustained energy are essential. As a high-performance battery option, the SP12-18 NB model withstands the repeated deep discharge and recharge cycles commonly encountered in mobility equipment. U.L. recognition and CE certification confirm that these replacement battery units meet industry safety and quality standards.

For installations, remember to reuse your original cables and mounting hardware to ensure proper fit and secure electrical connections. The nut & bolt terminal configuration provides robust mechanical fastening for dependable contact under continuous use, reducing the risk of loose connections during operation.

Keep your Merits Pioneer 2 S246 Deluxe running strong — order the SP12-18 NB (12 V 18 AH) replacement batteries today and benefit from a high-performance, long-lasting battery solution backed by a full 1 year warranty.


Payment & Security

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