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SigmasTek  |  SKU: BW-3558

CyberPower OFFICE POWER AVR 1250AVR SLA High Performance Replacement Battery

Sale price $29.82 USD Regular price $37.67
Shipping calculated at checkout.

➤ Set includes 2 new SigmasTek SP12-7.5HR batteries (12V, 7.5 AH)

➤ Engineered for high power output in UPS and battery-powered tools

➤ Leak-proof, valve regulated construction for maintenance-free operation

➤ Built to resist vibration and extend battery life

➤ Comes with 1-year warranty and factory fresh quality assurance


📦🚀 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

SigmasTek SP12-7.5HR Replacement Batteries — Compatible with CyberPower OFFICE POWER AVR 1250AVR UPS

Keep your CyberPower OFFICE POWER AVR 1250AVR operating at peak reliability with these SigmasTek SP12-7.5HR replacement batteries. This two-battery kit is designed to deliver consistent, dependable power when you need it most — a high-performance UPS battery choice for restoring runtime and protecting critical electronics.

Key Specifications

  • Compatible UPS Model: CyberPower OFFICE POWER AVR 1250AVR
  • Battery Model: SigmasTek SP12-7.5HR
  • Quantity: 2 batteries (set)
  • Voltage: 12 Volts
  • Capacity: 7.5 AH (amp-hours)
  • Terminal / Type: F2SLA
  • 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
  • Installation Note: Use all existing cables and hardware from original configuration to connect new batteries

Benefits

  • Durability: Robust valve-regulated construction minimizes maintenance and reduces the risk of leaks, while high vibration resistance supports stable operation within UPS systems.
  • Long life: Low self-discharge chemistry keeps these batteries ready and helps deliver a long-lasting battery experience for your OFFICE POWER AVR 1250AVR.
  • High performance: With a high rate discharge design, these batteries supply the surge and short-term power your UPS demands during outages — a reliable high-performance UPS battery solution.
  • Multiple uses: Engineered for Uninterruptible Power Supply units, emergency backup systems and battery-powered tools, these batteries are versatile and dependable in many applications.
  • Quality assurance: Each set is brand new, factory tested and meets safety certifications (U.L. and CE), providing confidence in installation and operation.
  • Warranty protection: A 1 year warranty and tested performance ensure you get a dependable replacement without sacrificing safety or runtime.

Don’t risk downtime—order the SigmasTek SP12-7.5HR replacement UPS battery set for your CyberPower OFFICE POWER AVR 1250AVR today. Enjoy restored runtime, reliable performance, and fast fulfillment.



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