Description
EnerSys Cyclon Monobloc 0819-0019 – 8V 2.5Ah Sealed Lead Battery Assembly
This is a Custom Assembly made to order, please call for lead time
Power your critical systems with the EnerSys Cyclon Monobloc 0819-0019, a premium 8V 2.5Ah sealed lead-acid (SLA) battery engineered for superior performance, long life, and maximum reliability. Built using pure lead-tin AGM (Absorbed Glass Mat) technology, this battery offers exceptional power density, fast recharge capability, and robust durability, making it ideal for high-demand and backup power applications.
The 0819-0019 is a maintenance-free, non-spillable battery assembly designed to deliver consistent voltage output across a wide temperature range. It is UL-recognized, CE-certified, and meets IATA regulations for air transport (UN2800), making it safe for global shipment and critical installations.

Specifications
| 0819-0019 Specifications | |
| Voltage | 8 Volts |
| Capacity | 2.5Ah |
| Chemistry | Sealed Lead Acid |
| Dimensions | |
| Diameter | 3.5" (88.9mm) |
| Height | 2.75" (69.85mm) |
| Termination | 0.187 Fast-On |
Features
Why Choose the 0819-0019 Monobloc?
The EnerSys 0819-0019 battery is a go-to solution for professionals who demand dependable, compact, and high-performance battery assemblies.
Whether you're maintaining a fleet of emergency lights, powering critical telecom equipment, or integrating backup power into sensitive electronics, this battery delivers proven Cyclon® reliability—even in extreme conditions.
| Features | |
| High rate charge and discharge capable | |
| Extreme temperature performance (-65C to +80C) | |
| Pure lead-tin construction - low internal resistance | |
| Long cycle life - up to 1500 charge/recharge cycles | |
| Rapid charge capable - under 1 hour recharges possible | |
| Applications | |
| Telecommunications | |
| Electronics | |
| Uninterruptible power supplies (UPS) | |
| Defense installations | |
| Computer back-up | |
| Emergency Lighting Systems & Exit Signs | |
| Medical Device Power Support | |
| Solar and Renewable Energy Storage | |
| Lawn and garden equipment |
0819-0019 Cross References
The 0819-0019 is a reliable replacement for:
- Life-fitness / Life-cycle 0017-00003-0667
- Life Cycle 0819-0019
- Life Cycle LIFE-FITNESS GYM EQUIPMENT 5000
- Life Cycle LIFE-FITNESS LIFECYCLE 9000
- GE 47B104EA22202L
- Hawker/Gates Energy P 0819-0019
- Hawker/Gates Energy P 08190019AJ
- Interstate Batteries ASLA1287
- Invivo Research Inc Omega 5600 NIBP Monitor Battery
- Invivo Research Inc 4500, 4500+, 4500S Pulse Oximeter Battery
- Invivo Research Inc 4300
- Invivo Research Inc 4500
- Invivo Research Inc 4500+
- Invivo Research Inc 4500S
- Tokheim 12-315637-GG
- Tokheim 315637-12
- Unipower B01070
- Invivo Research Inc 5600
- Invivo Research Inc HB07
- Sonnenschein SM825I2
- Rd 5059
- SLAA81919G
Custom Assembly Information