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PS640 Power-Sonic PS AGM Cycling Battery
PS640 Power-Sonic PS AGM Cycling Battery
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Technical Specifications
| Specification | Details |
|---|---|
| Model | PS640 / PS-640 |
| Voltage | 6V |
| Capacity | 4.13 Ah (10-hr) | 4.5 Ah (20-hr) |
| Dimensions (LWH) | 70 x 47 x 100 mm (Total Height: 106 mm) |
| Weight | 0.65 kg |
The Power-Sonic PS640 is a compact, highly efficient 6V General Purpose Sealed Lead Acid (SLA) battery engineered specifically for critical float-standby and light-cyclic applications. Built to global safety criteria, this versatile 4.5 Ah power cell features advanced AGM technology paired with gas recombination to deliver dense electrical output in an ultra-lightweight profile. Subjected to stringent quality controls throughout the manufacturing process, it serves as an excellent, cost-effective replacement for commercial security infrastructure, exit signs, and clinical medical electronics across Australia.
Perfect for asset managers and technicians who demand:
- ✓ Unfailing standby power for commercial alarm networks, path lighting, and medical devices
- ✓ Total maintenance-free operation with a spill-proof VRLA architecture that mounts safely in any position
- ✓ Superior power density to fit smoothly within tight control housings and micro-electronic systems
Key Features & Benefits
Absorbent Glass Mat (AGM)
- • Premier glass fibre separators fully absorb the internal electrolyte to support high current output
- • Optimises charge distribution paths to deliver consistent, repeatable energy flow
- • Immunises internal battery components against normal building or machinery vibrations
Sealed Maintenance-Free Cover
- • Integrated oxygen recombination systems safely internalise and recycle gases during float use
- • Minimises moisture and fluid evaporation to sustain a balanced internal chemical profile
- • True "install and forget" convenience requires zero ongoing liquid refilling or testing
Unrivalled Energy Density
- • Engineered with an industry-leading power-to-volume configuration ratio
- • Delivers a reliable 4.5 Ah capacity reserve inside an incredibly narrow physical footprint
- • Allows seamless integration within crowded server racks, control panels, and toys
Spill-Proof VRLA Armour
- • Valve-regulated construction allows for secure, fully flexible operation at any angle
- • Rugged ABS plastic casing provides robust defence against structural impacts
- • Fully approved for air transport and certified compliant by D.O.T., I.A.T.A., and F.A.A.
Advantages & Considerations
Advantages
- ✓ Highly economical backup option designed to minimise overhead equipment outlays
- ✓ Exceptionally light 0.65 kg mass makes multi-battery configurations easy to manage
- ✓ Long shelf life allowing storage for up to 6 months at 25°C before requiring a charge
- ✓ Decades of factory engineering expertise ensure superior performance consistency
Considerations
- • Output is strictly limited to 6V; verify electrical parameters before equipment connection
- • Optimised primarily for standby float or light cyclic duties rather than deep motive power profiles
- • Not designed for high-cranking automotive under-bonnet systems or Stop-Start applications
Frequently Asked Questions
What is the lifespan of this battery?
In standard standby float environments, this general-purpose SLA battery typically delivers a service life of 3 to 5 years. Total lifecycle longevity depends on maintaining controlled room temperatures and minimising the frequency of deep discharges.
Is this battery maintenance-free?
Yes, this battery features a fully Sealed Maintenance-Free (SLA) layout utilising VRLA properties. The internal recombination mechanics successfully recycle internal gases, meaning it requires zero top-ups or physical cell servicing.
What applications is this battery compatible with?
This 6V unit is widely integrated into emergency exit lighting, fire and security systems, small medical gear, signalling systems (air, rail, sea), telecommunications setups, UPS arrays, and electronic toys needing light cyclic backup power.
How should I store this battery during the off-season?
Store the battery in a cool, dry place out of direct sunlight. The PS series can be stored for up to 6 months at 25°C before requiring a freshening charge. In higher temperatures, the self-discharge rate accelerates, requiring shorter charging intervals.
What is covered under the warranty?
This Power-Sonic battery is covered by a standard commercial warranty that covers verified material anomalies or structural assembly flaws. It guarantees compliance with performance requirements when deployed in approved stationary standby configurations.
Battery Compatibility Guide
Direct Replacement Models

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