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SigmasTek  |  SKU: BW-8614

Fortress Scooters 1704FS High Performance Replacement Battery Set

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

➤ Includes 2 high-performance 12V 35AH batteries with NB terminals

➤ Maintenance-free, spill-proof design for hassle-free use

➤ AGM technology ensures long service life and durability

➤ Guaranteed compatibility with original Fortress Scooters 1704FS batteries

➤ Backed by a 1-year warranty for reliable performance assurance


📦🚀 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

Fortress Scooters 1704FS Replacement Battery - Compatible with Fortress Scooters 1704FS

Keep your Fortress Scooters 1704FS mobile and dependable with this two-battery replacement pack, engineered for strong performance and consistent reliability. These replacement batteries are designed with a high-discharge profile and broad operating temperature capability, delivering the dependable power required for daily scooter use. They are built to meet or exceed original specifications, giving you a high-performance battery option you can trust.

Key Specifications

  • Compatible Model: Fortress Scooters 1704FS
  • Package contains: 2 batteries (price includes both batteries)
  • Voltage: 12 Volts
  • Capacity: 35 AH (Amps)
  • Terminal: NB
  • Weight: 49.4 Lbs
  • Length: 7.72 (inches)
  • Width: 5.14 (inches)
  • Height: 6.14 (inches)
  • Chemistry: SLA (Sealed Lead Acid)
  • Technology: AGM (Absorbent Glass Mat)
  • Maintenance: Maintenance-free, Spill Proof
  • Compatibility: Guaranteed compatibility with original batteries
  • Warranty: 1-year Warranty
  • Brand: SigmasTek
  • Included Hardware: Nut & Bolt
  • Shipping Methods: UPS Ground and USPS
  • Shipping Time: We ship in 1 business day for all in-stock items

Benefits

  • Durability: AGM and SLA construction provide enhanced resistance to vibration and tough operating conditions common in mobility devices.
  • Long Life: The high-discharge design and wide temperature tolerance contribute to a long-lasting battery performance for everyday use.
  • High Performance: Delivers consistent, dependable power to maintain scooter speed and range—an ideal high-performance battery replacement.
  • Maintenance-Free: Sealed, spill-proof design reduces maintenance needs and increases safety during handling and installation.
  • Simple Installation: Install in the same original configuration and reuse your existing cables. Please verify your current battery dimensions before ordering as manufacturer specs can change without notice.
  • Versatile Use Cases: Perfect for wheelchair and scooter replacement batteries, and equally suited for UPS backups, emergency power systems, and 12V portable tools requiring 35AH capacity.

Replace worn batteries with this reliable, long-lasting battery pack for your Fortress Scooters 1704FS. Order now for fast shipping, a 1-year warranty, and the assurance of a high-performance replacement battery.


Payment & Security

Payment methods

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  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa

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