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SigmasTek  |  SKU: BW-4868

Best Power FERRUPS FE 10KVA UPS High Performance Replacement Battery Set

Sale price $924.84 USD Regular price $1,341.02
Shipping calculated at checkout.

➤ Pack of 10 SigmasTek SP12-35 NB batteries (12V 35AH) for Best Power FERRUPS FE 10KVA

➤ High rate discharge design for short bursts of high power output

➤ Valve regulated, spill-proof for hassle-free maintenance

➤ Low self-discharge feature keeps batteries ready when needed

➤ Factory fresh, 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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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

SigmasTek SP12-35 NB Replacement Battery Set for Best Power FERRUPS FE 10KVA UPS

Engineered for compatibility with the Best Power FERRUPS FE 10KVA, this replacement UPS battery kit combines consistent performance and proven reliability. The package includes ten SigmasTek SP12-35 NB batteries (12 Volts, 35 AH), specifically designed for high rate discharge UPS applications where brief periods of elevated power are necessary. This replacement UPS battery set is an excellent choice for restoring runtime and ensuring protection for sensitive electronics and infrastructure.

Key Specifications

  • Battery Quantity: 10 batteries per set
  • Battery Model: SigmasTek SP12-35 NB
  • Voltage: 12 Volts
  • Capacity: 35 AH (Amp-hours)
  • Terminal Type: Nut & Bolt
  • Construction: Valve Regulated, Spill Proof
  • Design: High Rate Discharge
  • Features: Low Self-discharge, High Vibration Resistance
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year Warranty
  • Compatible UPS Model: Best Power FERRUPS FE 10KVA

Benefits

Built for endurance and reliable operation, these batteries offer the attributes you expect from a long-lasting battery solution. Valve regulated construction and spill-proof maintenance-free design reduce the need for periodic servicing, while low self-discharge means the battery set remains ready after storage. High vibration resistance and a high-rate discharge profile make the set ideal for UPS systems, ensuring dependable power delivery when demands spike.

This high-performance UPS battery option brings your Best Power FERRUPS FE 10KVA back to peak functionality, offering consistent capacity and performance under load. Certified to U.L. and CE standards, the set provides peace of mind for deployment in critical environments. Common uses include Uninterruptible Power Supply (UPS) units, emergency power supply systems, and battery-powered tools.

Each battery is factory fresh and individually tested to meet or exceed OEM specifications. Keep in mind you must reuse the existing cables and hardware from your original configuration to install this replacement battery set into your Best Power FERRUPS FE 10KVA.

Ready to secure reliable backup power? Order this high-performance, long-lasting battery replacement set for the Best Power FERRUPS FE 10KVA today and restore mission-critical protection.


Payment & Security

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