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Power & DC

Eltek DC Power System — Flatpack S 1U & Flatpack2 8kW

Eltek provides industry-standard modular solutions for -48V DC power systems. Flatpack S 1U: complete system in a single chassis (controller + rectifiers + battery/load distribution), only 262mm depth, 40A–100A output. Flatpack2 8kW: 2000W modules, 8kW capacity with 4 modules, N+1 redundancy, 96% efficiency. Both systems equipped with Smartpack S controller, hot-swappable modules and Ethernet/SNMP monitoring. For telecom base stations, server rooms, fiber and broadband infrastructure.

Eltek

Scope / deliverables

  • Eltek Flatpack S 1U — compact complete system: Smartpack S controller + Flatpack S 1800W rectifiers + battery distribution + load distribution, all in a single 1U 19" chassis; only 262mm system depth → fits in 300mm minimum cabinets
  • Flatpack S 2R model: 1 controller + 2 rectifiers = max 40A / ~3.6kW output; 230VAC 1-phase or 2×1-phase input; front load: 4×30A MCB or 7×15A fuse; optional 7×30A MCB drawer (LVLD)
  • Flatpack S 3R model: 1 controller + 3 rectifiers = max 100A / ~5.4kW output; 230VAC 3-phase (Δ/Y) or 400VAC 3-phase; rear load 2×80A; battery 2×80A breakers (M6 cable lug)
  • Eltek Flatpack2 8kW — modular industry standard: Flatpack2 48V/2000W HE modules (48V, 41.7A/module); 4 modules in parallel = 8kW total DC capacity; add 5th module for N+1 redundancy
  • Flatpack2 rectifier module specs: 2000W output, 48V DC (adjustable 42–58V), >96% efficiency, power factor >0.99, input 100–340VAC wide range, 45–66Hz, -40°C~+65°C, 2.6 kg, 40.5×112×254mm
  • Smartpack S controller — both systems: Ethernet (TCP/IP), SNMP v1/v2c/v3, HTTP/HTTPS web UI, Modbus TCP; 6× digital I/O; battery charge management and temperature compensation; LVLD (Low Voltage Load Disconnect); battery testing and health monitoring; hot-swappable
  • Applications: mobile/wireless telecom (LTE/4G/5G, WiMAX, DAS, microwave), fixed telecom (FTTX, fiber, broadband), data center DC power, industrial control infrastructure
  • Design standards: UL 60950-1, EN 60950-1 (electrical safety); ETSI EN 300 386, EN 61000-6-1/2/3/4 (EMC); ETSI EN 300 019-2-1/2/3 (environmental)
  • Promark: DC power system sizing, installation, commissioning, SNMP/NMS integration, battery integration, spare module supply and periodic maintenance

Tags

EltekFlatpack SFlatpack2DC-48VRectifierN+18kW1USmartpack SSNMPLVLDHot-SwapTelekom262mm

Vendor‑neutral approach: We select architecture/components based on need; platforms like Unify/Mitel can be positioned as options.

Products in This Family

Eltek

Eltek Flatpack S — 1U Compact 48V DC Power System

Compact 48V DC power system in 262 mm depth, 1U high — fits in small infrastructure cabinets, used in small switches and branches. Smartpack S controller + 2-3 rectifiers (1800W each) + battery + load distribution in one 1U platform. Remote management over Ethernet.

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Eltek

Eltek Flatpack2 HE — 48V Telecom DC Power Rectifier System

High-efficiency (up to 96.5%) Flatpack2 HE 48V rectifier system for telecom and data center DC power infrastructure. 2000W and 3000W module options scaling from 8kW 2U racks to 2.8MW multi-cabinet systems. ENERGY STAR certified, >1.9M-hour proven field MTBF.

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Promark

Exide GNB Sprinter P12V875 — 12V 41Ah VRLA AGM Battery

High-rate emergency backup battery for UPS and security systems — Exide GNB Sprinter P/XP series (NAPW120875HP0MC). 1157W per block at 10-minute 1.6V/C discharge @ 25°C, 41Ah at 10-hour 1.8V/C. EUROBAT 'Long Life' 10-12 year design life, maintenance-free AGM technology.

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Vertiv Liebert GXT RT+ — Online Double Conversion UPS (1-3 kVA)

Vertiv Liebert GXT RT+ — Online Double Conversion UPS (1-3 kVA)

Affordable online double-conversion UPS for edge network equipment and space-constrained facilities — rack or tower form factor, 0.9 high power factor, ECO mode at 95%+ efficiency, scalable runtime via external battery cabinet. 4 models: 1000 / 1500 / 2000 / 3000 VA.

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Vertiv Liebert GXT5-5000 — Online Double Conversion UPS (5kVA / 5kW, 230V)

Vertiv Liebert GXT5-5000 — Online Double Conversion UPS (5kVA / 5kW, 230V)

Online double-conversion UPS for mid-capacity critical infrastructure — 5000VA / 5000W (PF 1.0), 230V, 5U rack/tower form factor. Sinewave output, 150% overload tolerance, 7-min battery backup at 100% load (18.5 min at 50%). Scalable runtime with external battery cabinets. Gravity-sensing color LCD with auto-detection of external battery cabinets.

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