Belkin F6C1000-TW-RK UPS High Performance Replacement Battery Set
⚠️ 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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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 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 | 5.5 Ah
Terminal Type
F2
SigmasTek SP12-5.5HR Replacement Battery Set for Belkin F6C1000-TW-RK
Designed to replace the original cells in the Belkin F6C1000-TW-RK UPS unit, this replacement UPS battery set includes two SigmasTek SP12-5.5HR batteries (12 Volts, 5.5 AH). Engineered for consistent performance and dependable operation, these factory-fresh batteries are an ideal choice for restoring backup power capabilities to your UPS system and safeguarding critical devices.
Key Specifications
- Brand: SigmasTek
- Model: SP12-5.5HR
- Quantity: 2 batteries per set
- Voltage: 12 Volts
- Capacity: 5.5 AH
- Design: High Rate Discharge Design
- Construction: Valve Regulated Spill Proof Construction
- Feature: Low Self-discharge
- Feature: High Vibration Resistance
- Certifications: U.L. Recognized and CE Certified
- Condition: Brand New, Factory Fresh
- Warranty: 1 Year Warranty
- Compatibility Note: For use in Belkin F6C1000-TW-RK UPS units — use all existing cables and hardware from original configuration
- Shipping: In-stock items typically ship within 24 hours
Benefits
Choose a long-lasting battery upgrade that delivers both power density and reliability. The SigmasTek SP12-5.5HR's high rate discharge design is tailored for UPS applications where bursts of power are required to keep systems online during transfer events. With valve regulated, spill-proof construction, these batteries reduce maintenance and improve safety, making them suitable for rack-mount or enclosed installations.
The low self-discharge property helps preserve charge during storage, ensuring your replacement batteries are ready when called upon. High vibration resistance enhances durability in environments subject to movement or mechanical stress. This high-performance UPS battery set is well suited for uninterruptible power supply units, emergency power configurations, and battery-powered tools—restoring runtime and protecting sensitive electronics.
If you need assistance confirming fitment for your Belkin F6C1000-TW-RK or help with installation, call or e-mail our customer service team. Order now to secure a dependable replacement UPS battery kit with fast shipping and a 1 year warranty.
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Payment & Security
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