Fortress Scientific Spirit-Victory 22NF High Performance Wheelchair Replacement Battery
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Battery Care Guide
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
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
⚠️ 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
Fortress Scientific Spirit-Victory 22NF - Replacement Battery (compatible with Fortress Scientific Spirit-Victory 22NF)
Replace your worn battery with a factory-fresh, high-quality replacement battery designed specifically for the Fortress Scientific Spirit-Victory 22NF. This high-performance battery delivers reliable power and long-lasting battery life for your mobility device, ensuring consistent performance and dependability when you need it most. Built with deep cycle Absorbent Glass Mat (AGM) technology, the Fortress Scientific Spirit-Victory 22NF replacement battery is engineered for sustained discharge and recharge cycles so your power chair or scooter runs longer between charges.
Key Specifications
- Compatible Model: Fortress Scientific Spirit-Victory 22NF (100% compatible)
- Required Battery Model: SP12-55 NB
- Voltage: 12 V
- Capacity: 55 AH
- Quantity Required: 1 battery
- Technology: Absorbent Glass Mat (AGM)
- Usage Design: Designed for deep cycle usage
- Construction: Valve regulated, spill proof construction
- Performance/Design: 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
- Brand: Fortress Scientific
- Vendor Reference: SigmasTek
Benefits
- Durability: AGM construction and valve-regulated design provide a rugged, spill-proof battery that resists vibration and mechanical stress for dependable service in mobility applications.
- Long Life: Designed for deep cycle usage with superior power-to-volume energy density, this long-lasting battery delivers consistent runtime and extended cycle life compared to standard flooded batteries.
- High Performance: As a high-performance battery, it offers reliable starting and sustained power for propulsion systems in wheelchairs, scooters, and power chairs, ensuring your mobility device performs at peak levels.
- Safety & Certification: U.L. recognition and CE certification mean the battery meets established safety and quality benchmarks for peace of mind.
- Wide Applications: Ideal for electric wheelchairs, power chairs, mobility chairs, and mobility scooters. Also well-suited as a long-lasting battery option for UPS backup, emergency power systems, small-scale energy storage, and certain portable tools or equipment that accept a 12 V 55 AH AGM battery.
- Easy Replacement: 100% compatible with the Fortress Scientific Spirit-Victory 22NF and designed to use your existing cables and hardware for straightforward installation.
Ready to upgrade? Buy your replacement Fortress Scientific Spirit-Victory 22NF battery today for a dependable, high-performance battery solution. Order now to get superior long life battery performance at a competitive price and fast shipping on in-stock items.
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