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SigmasTek  |  SKU: BW-10077

Merits MP1IA-FR High Performance Wheelchair Replacement Battery

Sale price $91.99 USD Regular price $140.27
Shipping calculated at checkout.

➤ Factory fresh Merits MP1IA-FR wheelchair battery for reliable performance

➤ 100% compatible with Merits MP1IA-FR units using existing cables and hardware

➤ AGM technology with deep cycle design for long-lasting power

➤ Valve regulated, spill-proof construction for safe and maintenance-free use

➤ 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.

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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

Replacement Merits MP1IA-FR Wheelchair Battery — Compatible with Merits MP1IA-FR

Upgrade your mobility with this brand new replacement battery for the Merits MP1IA-FR wheelchair. Engineered for compatibility, reliability, and steady performance, this high-quality replacement battery delivers the dependable power your Merits MP1IA-FR needs. Whether you rely on your power chair daily or need a trusted spare, this high-performance battery offers a long-lasting battery life in a safe, valve-regulated design so you can travel with confidence.

Key Specifications

  • Compatible Model: Merits MP1IA-FR
  • Battery Model: SP12-35 NB
  • Voltage: 12 Volts
  • Capacity: 35 AH
  • Terminal Type: Nut & Bolt
  • 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
  • Brand: SigmasTek
  • Quantity Required: 1 battery (uses existing cables and hardware from original configuration)
  • Shipping Note: Orders for in-stock items typically ship within 24 hours

Benefits

  • Durability: Built with AGM technology and a rugged valve-regulated, spill-proof design, this replacement battery resists vibration and leakage, making it ideal for daily mobility use.
  • Long Life: Designed for deep cycle usage to provide consistent discharge and recharge performance so you get a long-lasting battery life for extended outings and frequent use.
  • High Performance: The superior power/volume ratio delivers reliable energy density, ensuring your Merits MP1IA-FR wheelchair runs smoothly with steady voltage under load.
  • Safety & Certification: U.L. recognition and CE certification give you peace of mind for safe operation in mobility applications.
  • Typical Applications: Optimized for electric wheelchairs, power chairs, mobility chairs, and mobility scooters — perfect when you need a dependable replacement battery for daily mobility devices.
  • Easy Installation: Matches the original SP12-35 NB specification and uses your existing cables and hardware for a straightforward swap.

This replacement Merits MP1IA-FR battery is a high-performance battery solution that combines reliability and value. If you depend on your mobility device, choose a long-lasting battery engineered for performance. Buy your replacement battery today and restore dependable power to your Merits MP1IA-FR.


Payment & Security

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