NEC UPS PU402R 40kVA Rackmount UPS

NEC UPS PU402R 40kVA Rackmount UPS

Brand: NEC | Category: UPS & Power Protection

SKU: NEC-NV40XRN1 | Part #: NV40XR-N1 | MPN: NV40XR-N1

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About the NEC UPS PU402R 40kVA Rackmount UPS

The NEC UPS PU402R is a high-capacity uninterruptible power supply purpose-built for dense data center and server room deployments requiring robust local service infrastructure. Engineered for 40kVA output capacity, the PU402R combines advanced power conversion technology with modular architecture, enabling seamless integration into existing rack infrastructures while maintaining critical system uptime during utility failures, load shedding events, and power anomalies. The system features dual-conversion online UPS topology, delivering continuous power conditioning and voltage regulation to sensitive IT equipment, with intelligent battery management and fault-tolerant design suited to demanding enterprise environments.

Ideal for

  • Mission-critical data center infrastructure requiring continuous availability during grid disturbances or scheduled maintenance windows
  • Virtualization and cloud hosting environments where guest VM migrations depend on uninterrupted power to storage and compute resources
  • Enterprise server rooms supporting business-critical applications including ERP, database, and transactional systems
  • Regional colocation facilities and managed service provider data halls requiring localized UPS support and spare parts inventory
  • Financial trading floors and transaction processing centers where power disruptions directly impact revenue and compliance obligations
  • Healthcare facility server infrastructure supporting electronic medical records, diagnostic imaging systems, and patient monitoring networks

Technical specifications

ManufacturerNEC
ModelPU402R
CategoryUninterruptible Power Supply (UPS)
TopologyDual-conversion online UPS
Rated Capacity40 kVA
Rated Power Output32 kW (at 0.8 power factor)
Output Voltage208V, 240V, 380V, 400V, 415V (three-phase configurable)
Input Voltage Range150-280V AC (single-phase) / 304-528V AC (three-phase)
Input Frequency50/60 Hz ± 5% (auto-sensing)
Transfer Time (Battery to Inverter)<4 ms
Form Factor19-inch rackmount
Rack Height9U
Battery TechnologySealed lead-acid / lithium-ion modular cartridges (selectable)
Typical Backup Runtime5-15 minutes (depending on battery configuration and load)
Efficiency (Inverter Mode)≥94%
Cooling MethodForced-air circulation with thermal management
Operating Temperature Range0-40°C
Relative Humidity20-80% non-condensing
Network ManagementSNMP agent, dry contact interface, optional web/LCD card
Audible Noise Level≤72 dB @ 1 meter
Dimensions (W×D×H)630 × 600 × 395 mm
WeightApproximately 110 kg (excluding batteries)
EMC ComplianceEN 62040-2, IEC 62040-1
Safety CertificationCE, UL, RoHS

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Technical Specifications

BrandNEC
CategoryUPS & Power Protection
SKUNEC-NV40XRN1
Part NumberNV40XR-N1
ConditionNew
ModelPU402R
TopologyDual-conversion online UPS
Rated Capacity40 kVA
Rated Power Output32 kW (at 0.8 power factor)
Output Voltage208V, 240V, 380V, 400V, 415V (three-phase configurable)
Input Voltage Range150-280V AC (single-phase) / 304-528V AC (three-phase)
Input Frequency50/60 Hz ± 5% (auto-sensing)
Transfer Time (Battery to Inverter)<4 ms
Form Factor19-inch rackmount
Rack Height9U
Battery TechnologySealed lead-acid / lithium-ion modular cartridges (selectable)
Typical Backup Runtime5-15 minutes (depending on battery configuration and load)
Efficiency (Inverter Mode)≥94%
Cooling MethodForced-air circulation with thermal management
Operating Temperature Range0-40°C
Relative Humidity20-80% non-condensing
Network ManagementSNMP agent, dry contact interface, optional web/LCD card
Audible Noise Level≤72 dB @ 1 meter
Dimensions (W×D×H)630 × 600 × 395 mm
WeightApproximately 110 kg (excluding batteries)
EMC ComplianceEN 62040-2, IEC 62040-1
Safety CertificationCE, UL, RoHS