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SigmasTek  |  SKU: BW-1392

CyberPower RB1270X4E Compatible SLA High Performance Replacement Battery Set

Sale price $65.99 USD Regular price $94.35
Shipping calculated at checkout.

➤ Package contains 4 replacement 12V 7.5AH UPS batteries with F2 terminals

➤ AGM sealed technology for superior durability and performance

➤ UL certified for CyberPower RB1270X4E UPS compatibility

➤ Easy installation using existing cables and hardware

➤ 1-year warranty and fast shipping


📦🚀 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 | 7.5 Ah

Terminal Type

F2

CyberPower RB1270X4E Replacement Batteries — CyberPower RB1270X4E

Specifically compatible with the CyberPower RB1270X4E cartridge, this 4-pack replacement UPS battery set restores runtime and reliability for your CyberPower UPS. Built with AGM (Absorption Glass Mat) sealed battery technology and UL certified, these high-performance UPS battery units meet or exceed the original manufacturer specifications to provide dependable emergency power and consistent performance. Sourced by ReplaceUPSBattery.com and backed by a 1-year warranty, this kit is an ideal replacement UPS battery solution for mission-critical backup systems.

Key Specifications

  • Package contains: 4 batteries
  • Chemistry: SLA (Sealed Lead Acid)
  • Technology: AGM (Absorption Glass Mat)
  • Guaranteed compatibility with original battery set
  • Warranty: 1-year Warranty
  • Volts: 12 V
  • Amp Hours: 7.5 AH
  • Weight: 21 Lbs (as listed)
  • Length: 5.95 In
  • Width: 2.56 In
  • Height: 3.7 In
  • Terminal: F2
  • Certification: UL (Underwriters Laboratories) certified
  • Brand / Spec sheet reference: SigmasTek
  • Shipping Methods: UPS Ground and USPS
  • Processing: We ship in 1 business day for all in-stock items
  • Supplier: ReplaceUPSBattery.com

Benefits

  • Durability: Sealed AGM construction protects internal plates and electrolyte, producing a maintenance-free and reliable replacement UPS battery suitable for repeated charge/discharge cycles.
  • Long life: Designed to meet or exceed original specs so your CyberPower RB1270X4E regains dependable backup runtime and a longer expected service life compared to worn OEM batteries.
  • High performance: Provides steady voltage delivery and robust discharge capability — a high-performance UPS battery that supports servers, network gear, and critical electronics during outages.
  • Easy fit: Replace in the same configuration and reuse your existing cables and hardware; check current battery dimensions before ordering to ensure exact fit.
  • Safety & compliance: UL certified and sourced from trusted suppliers, meeting industry standards for safe installation in IT and infrastructure applications.
  • Typical applications: Ideal for UPS systems, emergency power backups, telecommunications, security systems, and tools that require reliable DC backup capacity.
  • Support: For help or additional information about the CyberPower RB1270X4E, contact customer service via email, chat, or toll-free at (800) 657-1303.

Replace your aging RB1270X4E battery cartridge with this 4-pack of 12V 7.5AH batteries to regain full backup capability. This replacement UPS battery set offers high-performance operation, long-lasting service, and fast shipping — click to buy now and protect your critical equipment with a trusted, UL-certified solution.


Payment & Security

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