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SigmasTek  |  SKU: BW-5151

Alpha Technologies CFR 2500 (017-173-XX) High Performance UPS Replacement Battery Set

Sale price $155.20 USD Regular price $225.03
Shipping calculated at checkout.

➤ Replacement set includes 4 SigmasTek 12V 18AH batteries for Alpha Technologies CFR 2500

➤ Designed for high rate discharge UPS applications requiring quick power

➤ Valve regulated, spill-proof for safe handling and maintenance-free use

➤ Low self-discharge extends battery life during storage

➤ Factory fresh with certified quality and 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 | 18 Ah

Terminal Type

Nut & Bolt

Replacement Battery Set for Alpha Technologies CFR 2500 (017-173-XX)

Upgrade the runtime and reliability of your Alpha Technologies CFR 2500 (017-173-XX) with this premium replacement UPS battery set. Designed specifically to match the power profile and physical fit required by the CFR 2500, this kit delivers dependable, high-rate discharge performance when you need it most. Ideal for critical systems, these brand-new SigmasTek batteries offer consistent voltage, low self-discharge, and the robust construction needed for long-term reliability — making them an excellent choice for anyone searching for a replacement UPS battery or a high-performance UPS battery for the CFR 2500.

Key Specifications

  • Compatible UPS Model: Alpha Technologies CFR 2500 (017-173-XX)
  • Battery Model: SigmasTek SP12-18HR
  • Quantity: 4 batteries (complete replacement set)
  • Voltage: 12 Volts
  • Capacity: 18 AH (Amp-hours)
  • Design: High Rate Discharge Design
  • Construction: Valve Regulated Spill Proof Construction
  • Self-discharge: Low Self-discharge
  • Vibration Resistance: High Vibration Resistance
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Terminal Type: Nut & Bolt
  • Warranty: 1 Year Warranty
  • Installation Note: Requires use of existing cables and hardware from original configuration

Benefits

This replacement UPS battery set is built for durability and dependable performance. The high-rate discharge design supplies increased power for short periods, ensuring your CFR 2500 can sustain critical loads during brownouts or outages. The valve-regulated, spill-proof construction minimizes maintenance and reduces leakage risk, while low self-discharge ensures the batteries remain ready even after storage. High vibration resistance and U.L./CE certifications mean these cells are suited for demanding environments and meet recognized safety standards.

Expect long-lasting battery life thanks to factory-fresh cells and quality control testing performed by our technical team; each battery is inspected to meet or exceed OEM specifications. Typical applications include uninterruptible power supply (UPS) units, emergency power supply systems, and battery-powered tools where consistent peak output and reliability matter. If you need a long-lasting battery solution for mission-critical equipment, this set provides a cost-effective, high-performance UPS battery upgrade for the Alpha Technologies CFR 2500.

Ready to replace your CFR 2500 batteries with a reliable, long-lasting solution? Order this replacement UPS battery set today and restore full UPS functionality quickly — most in-stock orders ship within 24 hours. Purchase now to secure dependable backup power and peace of mind.


Payment & Security

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