Fortress Scientific 2001LX U1 High Performance Replacement Battery Set
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🔹 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 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 | 35 AH
Terminal Type
Nut & Bolt
Fortress Scientific 2001LX U1 Replacement Battery — Compatible with Fortress Scientific 2001LX U1
Ensure reliable mobility with these Fortress Scientific 2001LX U1 replacement batteries. This two-pack has been specified to deliver consistent, dependable power for the Fortress Scientific 2001LX U1, matching original performance while offering the durability and reliability of a quality high-performance battery. Ideal for daily use and demanding discharge cycles, these packs keep you moving.
Key Specifications
- Package contains: 2 batteries
- Volts: 12
- Amps: 35
- Capacity: 35 AH (as indicated in product text)
- Weight: 49.4 Lbs
- Length: 7.72
- Width: 5.14
- Height: 6.14
- Terminal: NB (Nut & Bolt)
- Chemistry: SLA (Sealed Lead Acid)
- Technology: AGM (Absorbent Glass Mat)
- Features: Maintenance-free; Spill Proof; Guaranteed compatibility with original batteries
- Shipping Methods: UPS Ground and USPS
- Shipping speed: We ship in 1 business day for all in-stock items
- Warranty: 1-year Warranty
- Brand reference: SigmasTek (as listed in product text)
Benefits
These replacement batteries offer durability and a long service life, making them a smart long-lasting battery choice for your Fortress Scientific 2001LX U1. The AGM and SLA design ensures low maintenance and spill-proof operation, reducing downtime and the hassle of upkeep. Their high-discharge performance supports strong starts and continuous draws, qualifying them as a high-performance battery option for everyday mobility and heavier usage.
In addition to wheelchairs and scooters, these batteries are suitable for UPS backup, emergency lighting systems, and portable tools that accept sealed 12V batteries. Because they meet or exceed the original manufacturer specifications, they provide a direct, reliable replacement that restores runtime and performance.
For installation, place the Fortress Scientific 2001LX U1 replacement batteries in the same original configuration and reuse your existing cables. Verify your current battery dimensions before purchase since manufacturers may alter dimensions without prior notice.
Take action now—order the Fortress Scientific 2001LX U1 replacement battery two-pack for a high-performance, long-lasting battery solution with quick shipping and a 1-year warranty.
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