For questions, quotes, or help finding the right battery, feel free to email us at sales@batteryweb.com

🎉 First Order Special 🎉

First-time shoppers get 5% OFF on batteries & accessories!

WELCOME5
SigmasTek  |  SKU: BW-14028

Gruber Power GPS4.5-6 High Performance Replacement Battery

Sale price $7.99 USD Regular price $10.50
Shipping calculated at checkout.

➤ Meets or exceeds OEM SLA battery specifications

➤ Absorbent Glass Mat (AGM) technology for enhanced performance

➤ Maintenance-free with spill-proof design for safety and convenience

➤ U.L. Recognized and CE Certified for quality assurance

➤ Includes 1-year warranty for reliable peace of mind


📦🚀 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.

📸 Send Your Battery Photo / Unsure? Expert Help

Snap a photo or video of your battery and send it to us. We'll identify the exact replacement—fast and hassle-free. Our team has helped thousands of customers find the right battery quickly and easily.
POST YOUR IMAGE

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

6 Volts | 4.5 AH

Terminal Type

F1

Gruber Power GPS4.5-6 Replacement Battery — Compatible with GPS4.5-6

Upgrade your device with the Gruber Power GPS4.5-6 replacement battery designed for guaranteed compatibility, dependable performance, and industry-grade reliability. This high-performance battery is engineered to meet or exceed OEM SLA specifications so you get a seamless fit and consistent power delivery for your GPS4.5-6 applications. Whether restoring backup power to medical equipment, refreshing a UPS, or maintaining emergency lighting, this long-lasting battery delivers maintenance-free operation and spill-proof safety you can trust.

Key Specifications

  • Model Compatibility: Gruber Power GPS4.5-6
  • Replacement Brand: SigmasTek
  • Voltage: 6 Volts
  • Capacity: 4.5 AH
  • Terminal Type: F1
  • Battery Type: Rechargeable Sealed Lead Acid (SLA)
  • Technology: Absorbent Glass Mat (AGM)
  • Design: Maintenance-Free with Spill Proof Construction
  • Certifications: U.L. Recognized and CE Certified
  • Condition: Brand New, Factory Fresh
  • Warranty: 1 Year

Benefits

This replacement battery brings unmatched durability and performance to every application. Built using AGM technology, the GPS4.5-6 replacement provides superior vibration resistance and reliable deep-cycle capability compared to conventional SLA cells. The maintenance-free, spill-proof construction eliminates the need for periodic watering or electrolyte checks, making it ideal for installations where low-maintenance, long-term power is essential. Certified by U.L. and CE, this battery meets strict safety and quality benchmarks so you can deploy it confidently in critical systems.

Expect consistently high performance from initial charge to end-of-life. The design supports fast recharge rates and stable voltage under load, delivering dependable runtime for UPS systems, emergency lighting, alarms, mobility devices, and power tools. As a high-performance battery engineered for real-world use, it resists common failure modes such as plate sulfation and leakage, extending operational life and reducing replacement frequency. The 1 Year warranty and factory-fresh condition further ensure you’re protected against defects and premature wear.

Whether you’re replacing an aging cell in a backup power cabinet or stocking service inventory, this Gruber Power GPS4.5-6 replacement battery offers the long-lasting battery performance professionals expect. It installs quickly, requires no maintenance, and delivers reliable power when you need it most.

Ready to restore reliable power? Order this GPS4.5-6 replacement battery now and enjoy fast shipping, competitive pricing, and a 1 Year warranty for peace of mind—buy your high-performance battery today.



Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.