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SigmasTek  |  SKU: BW-4959

Tripp Lite Omni 450 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 for emergency and UPS power

➤ Valve regulated, spill-proof construction

➤ Low self-discharge boosts battery life

➤ Factory fresh with U.L. and CE certifications


📦🚀 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 Omni 450

Replace the battery in your Tripp Lite Omni 450 with the SigmasTek SP12-26 NB (12 Volts 26 AH) replacement UPS battery to regain dependable backup power and consistent performance. This long-lasting battery is specially designed for high rate discharge situations, making it an excellent high-performance UPS battery choice for restoring the runtime and reliability your Omni 450 requires. Swap the battery quickly using your existing cables and hardware to minimize downtime.

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 Omni 450

Benefits

The SigmasTek SP12-26 NB offers robust construction and consistent performance, providing a long-lasting battery solution that protects electronics and minimizes maintenance. Its valve-regulated, spill-proof design ensures safe, enclosed installations, and low self-discharge keeps the battery ready even after extended storage. High vibration resistance and recognized certifications (U.L. and CE) further confirm its suitability for demanding applications.

This replacement UPS battery is optimized for high rate discharge conditions, delivering the surge capacity necessary during brief but intense loads — a common requirement for UPS units like the Tripp Lite Omni 450. Use it in Uninterruptible Power Supply setups, emergency power systems, and battery-powered tools where dependable, short-duration high output is needed. Our expert staff tests each battery to meet or exceed OEM specifications, ensuring reliable performance.

In-stock units typically ship within 24 hours and include a one-year warranty for peace of mind. Installation is simple: reuse your original cables and hardware for a quick return to protected operation.

Don’t risk downtime — order this SigmasTek SP12-26 NB high-performance UPS battery for your Tripp Lite Omni 450 today and secure the long-lasting battery backup your equipment depends on.


Payment & Security

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