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SigmasTek  |  SKU: BW-4340

APC SMART-UPS SUA3000RMXL2U UPS High Performance Replacement Battery Set

Sale price $92.99 USD Regular price $135.15
Shipping calculated at checkout.

➤ High rate discharge design supports critical UPS power needs

➤ Valve regulated spill-proof construction for safety and convenience

➤ Low self-discharge maintains battery readiness over time

➤ High vibration resistance for durability in demanding environments

➤ U.L. recognized and CE certified for dependable quality


📦🚀 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

SigmasTek SP12-5.5HR Replacement Battery Set — Compatible with APC SMART-UPS SUA3000RMXL2U

Keep your APC SMART-UPS SUA3000RMXL2U operating at peak reliability with this SigmasTek SP12-5.5HR replacement battery set. Designed for high-rate discharge UPS applications, this factory-new pack delivers dependable, tested power for critical systems and sensitive equipment. If your UPS needs fresh cells to restore runtime and performance, these batteries are engineered to provide a safe, reliable replacement.

Key Specifications

  • Quantity: 8 batteries included
  • Battery Model: SigmasTek SP12-5.5HR
  • 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
  • Installation Note: Requires use of all existing cables and hardware from the original configuration
  • Typical Applications: Uninterruptible Power Supply (UPS) Units, Emergency Power Supply, Battery Powered Tools

Benefits

This replacement UPS battery pack offers robust performance and longevity for your APC SMART-UPS SUA3000RMXL2U. The high rate discharge design enables strong power delivery during critical events, while valve regulated, spill-proof construction reduces maintenance and increases installation safety. Low self-discharge helps the batteries retain charge during storage or standby periods, and the high vibration resistance supports reliable operation across various mounting and transport conditions.

As a high-performance UPS battery solution, each pack is tested by knowledgeable technicians to ensure compatibility and performance that aligns with or exceeds OEM specifications. It’s an excellent long-lasting battery option for UPS backup, emergency power systems, and applications involving battery-powered tools that require reliable short-term output. The included one-year warranty adds confidence to your purchase.

Replace the batteries in your APC SMART-UPS SUA3000RMXL2U today — order this replacement UPS battery set now to secure a high-performance UPS battery and fast shipping for in-stock items. Protect your critical equipment with a trusted, long-lasting battery solution.


Payment & Security

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