Exceptional Value in High-Rate UPS Power. As battery specialists since 2010, we deliver competitive pricing on genuine DEKA East Penn solutions. The Unigy HR4000 features exclusive IPF® technology for optimized power capacity, advanced AGM construction for superior high-rate discharge, and guaranteed 100% initial string capacity. With clearly specified dimensions (12.98" × 6.84" × 8.70"), get trusted backup power at exceptional value.

Why Customers Choose DEKA Unigy HR4000: Exclusive IPF® technology for maximum reliability. Advanced AGM design for superior high-rate power. 98% pure lead construction with high-tin alloy. IEEE compliant with UL recognition. One-year free replacement warranty - competitive pricing from battery specialists since 2010.

• • Uninterruptible Power Supply (UPS) Systems
• • Data Center Backup Power
• • Critical Infrastructure Protection
• • Emergency Lighting Systems
• • Telecommunications Backup

Technical Documentation: View complete DEKA HR4000 specifications PDF for detailed performance data.

Important Order Details:

• Minimum Order: 4 units required per order
• Residential Delivery: Additional $100 fee for limited access and liftgate service
• Transport Compliance: Units rated non-spillable by ICAO, IATA, IMDG and DOT

Explore our complete selection of UPS replacement batteries for all major brands. For other DEKA solutions, browse our DEKA ETX series for powersport applications. Need charging solutions? Check our CTEK battery chargers designed for professional use.

Q: What is IPF® technology?
A: IPF® (Integrated Power Framework) is DEKA's exclusive technology that optimizes power capacity, ensures cell consistency, and delivers long-term reliability through advanced manufacturing processes.

Q: Why is there a 4-unit minimum order?
A: These 81-pound professional batteries ship via freight carrier. The 4-unit minimum ensures cost-effective freight shipping while meeting typical UPS string requirements.

Q: What makes the 98% pure lead important?
A: The high-purity lead with tin alloy provides superior conductivity, longer service life, and better performance under high-rate discharge conditions compared to standard lead alloys.

Q: Can these batteries be shipped by air?
A: Yes, the HR4000 is rated non-spillable and approved by ICAO, IATA, IMDG and DOT for safe transport including air freight.

Q: What does the 1-year warranty cover?
A: Our one-year free replacement warranty covers any manufacturing defects or premature failure under normal UPS operating conditions.

Your Source for Heavy-Duty UPS Power

As battery specialists since 2010, we're your trusted source for premium uninterruptible power supply solutions. Our expertise with DEKA East Penn products ensures you receive genuine OEM batteries with full warranty support.

Professional Support & Expertise

Beyond competitive pricing on the Unigy series, we provide comprehensive support for critical power applications. Whether you need AED batteries or exploring our portable jump starters, our specialists deliver solutions that keep your systems running.

Power Your Critical Systems with DEKA Excellence

The DEKA Unigy HR4000 delivers exceptional value with exclusive IPF® technology, 98% pure lead construction, and guaranteed 100% initial capacity. With advanced AGM design for superior high-rate discharge and comprehensive safety certifications, you're investing in proven reliability. As battery specialists since 2010, we provide competitive pricing on genuine DEKA solutions backed by our one-year free replacement warranty.

Order Your DEKA HR4000 Batteries Today