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SigmasTek  |  SKU: BW-4809

Tripp Lite BP36V33 UPS High Performance Replacement Battery Set

Sale price $274.99 USD Regular price $402.31
Shipping calculated at checkout.

➤ Includes 3 SigmasTek SP12-35 NB batteries (12V, 35 AH) for Tripp Lite BP36V33 UPS

➤ High rate discharge design delivers rapid power for UPS applications

➤ Valve regulated, spill-proof construction for safe and reliable use

➤ Low self-discharge extends battery life during storage and use

➤ Certified by U.L. and CE; backed by 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 | 35 AH

Terminal Type

Nut & Bolt

SigmasTek SP12-35 NB Replacement Battery Set for Tripp Lite BP36V33

This replacement UPS battery set is tailored for the Tripp Lite BP36V33 Uninterruptible Power Supply and includes three SigmasTek SP12-35 NB batteries (12 Volts, 35 AH). Built for dependable emergency power and tested for quality, this kit is a strong choice when seeking a replacement UPS battery that combines short-duration high power capability with long-term reliability and safety certifications.

Key Specifications

  • Compatible UPS Model: Tripp Lite BP36V33
  • Battery Model: SigmasTek SP12-35 NB
  • Quantity Included: 3 batteries
  • Voltage: 12 Volts
  • Capacity: 35 AH (Amp-hours)
  • Terminal Type: Nut & Bolt
  • Construction: Valve Regulated Spill Proof
  • Design: High Rate Discharge Design
  • Self-discharge: Low Self-discharge
  • Vibration Resistance: High Vibration Resistance
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year Warranty
  • Brand: SigmasTek (compatible with Tripp Lite)
  • Applications: Uninterruptible Power Supply (UPS) Units, Emergency Power Supply, Battery Powered Tools

Benefits

These SigmasTek batteries are designed to provide rugged performance and a long service life. The valve-regulated construction keeps the cells sealed and maintenance-free while providing safe operation in UPS enclosures. Their low self-discharge rate ensures stored packs remain ready for use, making this a dependable long-lasting battery solution for standby systems.

The high rate discharge design is particularly well-suited to UPS applications like the Tripp Lite BP36V33 where bursts of high current are needed during transfers or fault clearing. With enhanced vibration resistance, these batteries maintain integrity in environments susceptible to mechanical shock. Being U.L. recognized and CE certified gives additional assurance for commercial and industrial use.

Tested by our technical staff to meet or exceed OEM expectations, this replacement kit provides a high-performance UPS battery option that restores runtime quickly and affordably. Please reuse all existing cables and hardware from your original configuration when installing these batteries for correct fit and safe operation. In-stock orders typically ship within 24 hours and include a 1 Year Warranty for peace of mind.

Ready to upgrade your Tripp Lite BP36V33? Purchase this reliable, long-lasting battery replacement today and secure continuous backup power with a trusted high-performance UPS battery solution.


Payment & Security

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