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SigmasTek  |  SKU: BW-4956

Tripp Lite 425 UPS High Performance Replacement Battery

Sale price $89.99 USD Regular price $130.48
Shipping calculated at checkout.

➤ Single SigmasTek SP12-26 NB battery (12V 26AH) included

➤ High rate discharge design for UPS applications

➤ Valve regulated and spill-proof prevents leaks

➤ Low self-discharge and vibration resistant

➤ Certified quality with 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 | 26 Ah

Terminal Type

Nut & Bolt

SigmasTek SP12-26 NB (12V 26AH) Replacement UPS Battery for Tripp Lite 425

Replace the worn-out battery in your Tripp Lite 425 with a factory-fresh SigmasTek SP12-26 NB (12 Volts 26 AH) replacement UPS battery engineered for dependable performance and reliable backup power. This high-performance UPS battery is designed specifically for high rate discharge applications, delivering the burst capacity your Tripp Lite 425 needs during brief but demanding power events. If you rely on your UPS for critical systems, the SigmasTek SP12-26 NB offers a straightforward swap using your existing cables and hardware while restoring trusted run-time and stability.

Key Specifications

  • Brand: SigmasTek
  • Model: SP12-26 NB
  • Voltage: 12 Volts
  • Capacity: 26 AH (Amp-hours)
  • Terminal Type: Nut & Bolt
  • Design: High Rate Discharge Design
  • Construction: Valve Regulated Spill Proof Construction
  • 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: Tripp Lite 425

Benefits

This replacement UPS battery provides the durability and dependable runtime expected in professional power protection systems. The valve regulated, spill-proof construction and low self-discharge chemistry mean the battery is safe to install in enclosed UPS compartments and holds charge well in standby service. High vibration resistance and U.L./CE certifications ensure consistent operation in environments where reliability matters. As a long-lasting battery solution for Tripp Lite systems, the SP12-26 NB is built to resist common wear factors and deliver repeatable performance across its service life.

The high rate discharge design makes this a high-performance UPS battery ideal for short-duration, high-load events — exactly when your Tripp Lite 425 may need to supply extra power. Typical applications include Uninterruptible Power Supply (UPS) units, emergency power systems, and battery-powered tools. Whether protecting networking equipment, servers, point-of-sale systems, or emergency lighting, this replacement UPS battery restores essential backup capacity quickly and affordably.

Our technically knowledgeable staff tests every battery to ensure it meets or exceeds OEM specifications, so you can trust that this long-lasting battery will perform when called upon. Orders for in-stock items typically ship within 24 hours, helping you minimize downtime and maintain continuous protection.

Ready to replace your Tripp Lite 425 battery? Purchase this SigmasTek SP12-26 NB high-performance UPS battery now to restore reliable backup power and enjoy superior long life and value.


Payment & Security

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