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SigmasTek  |  SKU: BW-2494

Tripp Lite SU8000RT3U UPS High Performance Replacement Battery Set

Sale price $494.99 USD Regular price $724.52
Shipping calculated at checkout.

➤ Replacement set with 20 SigmasTek SP12-9HR batteries (12V 9AH) for Tripp Lite SU8000RT3U UPS

➤ High rate discharge design supports rapid power needs

➤ Valve regulated, spill-proof batteries reduce maintenance and risk of leaks

➤ Low self-discharge keeps batteries charged longer

➤ Certified quality and 1-year warranty included


📦🚀 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 | 9 AH

Terminal Type

F2

SigmasTek SP12-9HR Replacement Battery Set for Tripp Lite SU8000RT3U

Upgrade the backup power capabilities of your Tripp Lite SU8000RT3U with this full replacement UPS battery set. The kit contains 20 SigmasTek SP12-9HR batteries (12 Volts, 9 AH) created for dependable, high-rate discharge performance. This long-lasting battery solution is designed to restore runtime and reliability to your UPS, delivering consistent power for critical loads and emergency operations.

Key Specifications

  • Battery Model: SigmasTek SP12-9HR
  • Compatible UPS: Tripp Lite SU8000RT3U
  • Quantity: 20 batteries per set
  • Voltage: 12 Volts
  • Capacity: 9 AH (amp-hours)
  • 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
  • Installation Note: Use all existing cables and hardware from original configuration to connect new batteries

Benefits

This replacement UPS battery pack provides a pragmatic balance of safety, lifespan, and performance. The valve-regulated, spill-proof construction reduces upkeep and prevents leakage issues in cabinet installations. Low self-discharge maintains stored energy during periods of inactivity, and high vibration resistance adds durability for rack-mounted or mobile systems.

  • Durability: Rugged construction and vibration resistance boost reliability in real-world deployment scenarios.
  • Long Life: New SigmasTek cells with low self-discharge characteristics ensure a longer service life compared to older, worn batteries.
  • High Performance: Optimized as a high-performance UPS battery capable of delivering short bursts of higher current when your equipment demands it.
  • Standards & Safety: U.L. Recognized and CE Certified for safe use in professional installations.
  • Typical Applications: Ideal for Uninterruptible Power Supply (UPS) units including the Tripp Lite SU8000RT3U, emergency power systems, battery-powered tools, telecom gear, and data center backups.

Our technicians test all replacement UPS battery sets to ensure they meet or exceed OEM specifications. Orders for in-stock kits typically ship within 24 hours. Need help selecting the right replacement batteries for the Tripp Lite SU8000RT3U? Contact customer service at or e-mail us. Buy this dependable, long-lasting battery set now to keep your systems protected and operational.


Payment & Security

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