Genuine CYCLON Technology at Exceptional Value. As battery specialists since 2010, we deliver competitive pricing on genuine EnerSys CYCLON batteries. The 0819-0012 features 99.99% pure lead in a patented spiral design, delivering 6V 2.5AH capacity in a rugged steel canister. With clearly specified dimensions (4.48" × 1.81" × 2.75"), exceptional cycle life (300 cycles @ 100% DOD), and military-grade reliability, experience superior power density for emergency and critical applications.

Why Customers Choose CYCLON 0819-0012: Genuine EnerSys D Cell monoblock with 99.99% pure lead construction. Patented spiral design in steel canister for maximum durability. Operates in extreme temperatures (-40°C to +40°C). Up to 6 years standby life at 20°C. Military-grade reliability for emergency equipment - competitive pricing from battery specialists since 2010.

Quick Specifications

Replaces: EnerSys CYCLON 0819-0012, D Cell Monoblock

Specifications: 6V, 2.5Ah, Pure Lead AGM

Dimensions: 4.48" × 1.81" × 2.75" (113.8mm × 46mm × 69.9mm)

Average Lifespan: Up to 6 years standby, 300 cycles @ 100% DOD

Compatibility: Military, emergency, and critical power applications

• • Genuine EnerSys CYCLON 0819-0012
• • D Cell Monoblock Configuration
• • Tab Terminals: 0.187" × 0.025" (4.75mm × 0.64mm)
• • Weight: 2.16 lbs

Direct Replacement For:

• EnerSys Part Number: 0819-0012
• Configuration: D Cell Monoblock
• Applications: Military equipment, emergency systems, critical power
• Industries: Defense, telecommunications, medical, security

Terminal Configuration:

• Tab Type: 0.187" × 0.025" (4.75mm × 0.64mm)
• Connection: Weldable or solderable tabs
• Genuine Part: Authentic EnerSys CYCLON battery

Q: What battery replaces EnerSys CYCLON 0819-0012?
A: This is the genuine EnerSys CYCLON 0819-0012 battery, a 6V 2.5AH D Cell monoblock with 99.99% pure lead construction.

Q: Which battery fits military and emergency equipment requiring 0819-0012?
A: The genuine CYCLON 0819-0012 provides 6V 2.5AH with tab terminals, exact dimensions of 4.48" × 1.81" × 2.75" for guaranteed fit.

Q: How long does the CYCLON 0819-0012 battery last?
A: With pure lead construction, this battery delivers up to 6 years standby life at 20°C and 300 cycles at 100% depth of discharge.

Q: What are the exact dimensions of CYCLON 0819-0012?
A: The battery measures 4.48" length × 1.81" width × 2.75" height (113.8mm × 46mm × 69.9mm), weighing 2.16 lbs.

Q: Can this battery operate in extreme temperatures?
A: Yes, the CYCLON design operates from -40°C to +40°C, making it ideal for military and harsh environment applications.

Battery Specialists Since 2010

With over a decade of experience providing emergency lighting batteries and critical power solutions, we understand the importance of genuine, high-quality batteries. Our commitment to offering authentic EnerSys CYCLON products ensures you receive the performance and reliability your applications demand.

Genuine Products & Expert Support

The CYCLON 0819-0012 represents our dedication to providing genuine batteries - authentic EnerSys quality with 99.99% pure lead technology, all at competitive pricing from trusted battery specialists. Explore our complete selection of C&D Technologies and other premium brands for additional critical power solutions.

Power Your Critical Systems with Genuine CYCLON

The EnerSys CYCLON 0819-0012 delivers exceptional performance with genuine 99.99% pure lead technology. With military-grade reliability for extreme temperatures (-40°C to +40°C), superior power density in a steel canister, and competitive pricing on this authentic D Cell monoblock, you're investing in proven critical power. As battery specialists since 2010, we provide clearly specified dimensions and genuine EnerSys quality for your most demanding applications.

Order Your CYCLON 0819-0012 Today

Helpful Resources & Related Products

Learn more about battery technology with our resource and information center. For other critical power solutions, explore our telecom batteries or browse our selection of Deka batteries. For automotive applications, check out our XS Power AGM starting batteries.