The new DEKA battery with AMETEK charger represents a strategic collaboration between East Penn Manufacturing’s DEKA battery division and AMETEK’s precision charging systems. This integration optimizes DEKA’s industrial-grade batteries—like the Unigy II and Solar gel series—with smart CC-CV charging algorithms. Key advancements include adaptive voltage thresholds (84V±0.5% for LiFePO4), real-time impedance matching, and thermal compensation up to 55°C, achieving 95% charge efficiency even in high-cycling applications like telecom backup systems. Forklift Battery
What battery chemistries are supported?
The system supports lead-acid AGM, gel-cell, and LiFePO4 chemistries. Pro Tip: The charger auto-detects chemistry type via voltage signature—manually overriding can degrade battery health.
Beyond basic compatibility, AMETEK’s firmware profiles handle critical parameters: 2.45V/cell absorption for AGM versus 3.65V for LiFePO4. Temperature sensors in DEKA’s 8A series batteries enable ±1% voltage compensation—vital for solar installations experiencing -30°C to 60°C swings. For example, a 48V LiFePO4 bank charges at 54.6V normally but automatically adjusts to 56.2V during Arctic conditions to overcome increased internal resistance.
How does impedance matching improve performance?
AMETEK’s dynamic impedance tracking reduces charge time 18% by overcoming internal resistance spikes.
Traditional chargers use fixed current rates, but DEKA-AMETEK systems sample milliohm resistance every 15 seconds. During testing, a 200Ah Unigy II battery reached 80% SOC in 2.1 hours instead of 2.6 hours with conventional charging. The algorithm prioritizes current delivery when resistance drops (e.g., warm batteries) and throttles during cold starts. Practically speaking, this means telecom base stations recover from outages faster while maintaining IEC 60896-2 cycle life standards.
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| Parameter | DEKA Solo Charger | AMETEK Collaborative |
|---|---|---|
| Charge Efficiency | 88% | 95% |
| Temp Range | 0°C–40°C | -30°C–55°C |
What safety certifications apply?
Combined systems meet UL 1973, IEC 62133, and ATEX Zone 2 for explosive environments.
The DEKA battery’s flame-retardant ABS casing (UL94 V-0 rated) complements AMETEK’s redundant GFCI protection. In marine applications, this prevents saltwater-induced short circuits even when submerged at 1m for 30 minutes (IP67). Consider offshore oil rigs—their backup power systems require both vibration resistance (MIL-STD-810G) and hydrogen gas mitigation, which the AMETEK charger manages through pressure-equalized venting cycles.
| Standard | DEKA Batteries | AMETEK Charger |
|---|---|---|
| UL Certifications | UL 1989 | UL 1012 |
| Cycle Life | 1,200@50% DoD | N/A |
Can existing DEKA batteries use AMETEK chargers?
Yes, through firmware updates enabling backward compatibility to 2018 models.
Legacy Unigy I batteries require a CAN bus adapter (sold separately) to communicate charge parameters. Field tests show 2019-era Solar gel batteries achieve 92% charge efficiency vs. 95% for new models—the difference stemming from older cells’ higher ESR. For instance, a 5-year-old 12V 200Ah DEKA AGM battery that normally needs 14.7V absorption now gets automatic adjustments to 15.1V, compensating for sulfation without overcharging. But what about completely outdated units? The system will refuse charging if cell voltages vary beyond 500mV, forcing necessary replacements.
Redway Battery Expert Insight
FAQs
Limited compatibility—it lacks chemistry profiles for third-party brands, risking over/undercharging. Always consult compatibility lists first.
How does temperature compensation affect charging?
Below 0°C, charging voltages increase 3mV/°C/cell to counteract electrolyte viscosity—critical for Arctic solar installations.
