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SigmasTek  |  SKU: BW-4632

Compaq R3000 XR UPS High Performance Replacement Battery Set

Sale price $104.33 USD Regular price $131.77
Shipping calculated at checkout.

➤ Pack of 10 brand new SigmasTek SP12-5.5HR batteries (12V 5.5AH)

➤ Perfect for Compaq R3000 XR UPS units requiring high power bursts

➤ Valve regulated spill-proof design for safety and durability

➤ Low self-discharge ensures longer readiness when stored

➤ Tested to meet OEM standards with 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 | 5.5 Ah

Terminal Type

F2

Replacement Battery Set for Compaq R3000 XR UPS (10 x SigmasTek SP12-5.5HR)

Restore peak performance to your Compaq R3000 XR Uninterruptible Power Supply with this premium replacement UPS battery set. Built for high-rate discharge scenarios, these SigmasTek SP12-5.5HR batteries deliver dependable, burst-capable power for servers, networking gear, and emergency systems. If you need a high-performance UPS battery that combines safety, low self-discharge, and proven durability, this kit is engineered to keep your R3000 XR protected and operational.

Key Specifications

  • Brand: SigmasTek
  • Model: SP12-5.5HR
  • Quantity: 10 batteries (complete set)
  • Voltage: 12 Volts
  • Capacity: 5.5 Ah (amp-hours)
  • Terminal: F2
  • Design: High Rate Discharge Design
  • Construction: Valve Regulated Spill Proof
  • 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: Compaq R3000 XR

Benefits

This replacement UPS battery set is an excellent choice for anyone seeking a long-lasting battery solution for the Compaq R3000 XR. The high rate discharge capability ensures reliable delivery of peak current when equipment draws extra power for short durations, while the valve-regulated, spill-proof design minimizes maintenance and improves safety in rack and cabinet installations. Low self-discharge preserves stored energy so your backup system remains ready even after periods of inactivity.

Certified by U.L. and CE standards, these batteries are tested for superior performance and vibration resistance—attributes that make them suitable for demanding environments and critical power applications. Use them in Uninterruptible Power Supply (UPS) units, emergency power systems, or battery-powered tools that depend on rapid energy delivery. Our staff personally tests each set to ensure it meets or exceeds OEM specifications, providing peace of mind with every purchase.

Please note: installation requires reuse of your original cables and hardware from the existing R3000 XR configuration. If you need assistance with compatibility or installation, our customer service team is ready to help with expert guidance.

Don't wait until your current batteries fail. Purchase this high-performance UPS battery replacement for the Compaq R3000 XR today and secure reliable backup power and extended equipment protection.



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