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SigmasTek  |  SKU: BW-3791

Upsonic DS 800 UPS High Performance Replacement Battery

Sale price $16.66 USD Regular price $24.15
Shipping calculated at checkout.

➤ AGM technology replacement battery for Upsonic DS 800 UPS

➤ High rate discharge design provides quick power delivery

➤ Maintenance-free, spill-proof, and valve regulated for safety

➤ Brand new with 1-year warranty and certified quality

➤ Compatible with emergency power supply and battery tools


📦🚀 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 | 7.5 Ah

Terminal Type

F2

Upsonic DS 800 Replacement UPS Battery — Compatible with Upsonic DS 800

Replace your aging battery with a reliable, high-performance replacement UPS battery engineered for the Upsonic DS 800. This long-lasting battery delivers consistent power, exceptional reliability, and compatibility you can trust. Designed for demanding standby and backup applications, the battery combines Absorbent Glass Mat (AGM) technology and a high-rate discharge design to provide rapid response to power interruptions and dependable performance under load. Whether protecting critical equipment or powering battery-driven tools, this unit restores full UPS functionality with a maintenance-free, spill-proof construction.

Key Specifications

  • Compatible UPS Model: Upsonic DS 800
  • Brand: SigmasTek
  • Voltage: 12 Volts
  • Capacity: 7.5 Ah
  • Terminal Type: F2
  • Battery Technology: Absorbent Glass Mat (AGM)
  • Design: High Rate Discharge Design
  • Maintenance: Maintenance-Free with Spill Proof Construction
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year Warranty
  • Typical Applications: Emergency Power Supply, Battery Powered Tools

Benefits

  • Durability: AGM construction and spill-proof design provide robust, vibration-resistant performance ideal for UPS systems and portable equipment. This replacement UPS battery resists leakage and corrosion, offering reliable protection in varied environments.
  • Long Life: Built to meet or exceed OEM SLA specifications, this long-lasting battery provides consistent charge acceptance and discharge behavior, helping maximize runtime and extend service intervals for your Upsonic DS 800.
  • High Performance: The high-rate discharge design enables fast, stable power delivery during outages or high-load events. For mission-critical applications, this high-performance UPS battery ensures clean, steady output to connected electronics.
  • Maintenance-Free Convenience: The sealed AGM system is maintenance-free—no watering or ventilation required—making installation simple and reducing ongoing upkeep for busy professionals.
  • Safety & Compliance: U.L. recognition and CE certification give confidence in product quality and regulatory compliance for both home and commercial use.
  • Versatile Applications: Ideal for UPS backup, emergency power systems, and battery-powered tools that require dependable 12V, 7.5Ah power with an F2 terminal.

Restore backup power and protect your equipment today with this SigmasTek replacement UPS battery for the Upsonic DS 800. Order now to get a competitively priced, factory-fresh, high-performance UPS replacement that delivers long-lasting reliability and peace of mind.


Payment & Security

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