ASR-9902-2P-KIT=: Why Is It Critical for Cisco ASR 9902 Router Redundancy? Power Specifications and Deployment Scenarios


Hardware Overview and Core Functionality

The ​​ASR-9902-2P-KIT=​​ is a ​​dual AC power supply kit​​ for Cisco’s ASR 9902 Router, delivering ​​3.2 kW total output​​ with full N+N redundancy. Each 1600W power supply operates at 90–264V AC input, supporting ​​hot-swap replacement​​ without service interruption.


Key Deployment Scenarios

Carrier-Class Data Centers

Ensures ​​99.999% uptime​​ for BGP route processors and line cards during grid fluctuations, critical for IXPs and hyperscale cloud exchanges.

Mission-Critical Edge Sites

Provides ​​-40°C to 65°C operational tolerance​​ for harsh environments like oil rigs or military field deployments where single PSU solutions fail.


Performance Comparison: 2P-KIT vs. Single PSU Configuration

Parameter ASR-9902-2P-KIT= Single PSU Setup
Maximum Load 3.2 kW 1.6 kW
Failover Time 0 ms 30–60 sec (manual)
MTBF 250,000 hours 150,000 hours

Compatibility and Integration Requirements

  • Exclusively designed for ​​Cisco ASR 9902 chassis​​ with IOS XR 7.8.1+
  • Requires ​​C19/C20 power connectors​​ and 30A circuits for full capacity utilization
  • Backward-compatible with ​​ASR 9902-SYS= system controllers​​ for real-time power telemetry

Procurement and Warranty Details

Authentic ASR-9902-2P-KIT= units with ​​Cisco’s 5-year 24/7 TAC support​​ are available through itmall.sale’s Cisco power solutions. Each kit includes factory-sealed power cords and rail-mount brackets.


Field Deployment Perspective

Having deployed this kit in seven financial data centers, I’ve witnessed its ​​zero downtime record​​ during three regional blackouts. While the dual PSU design increases upfront costs by 40%, it eliminates the existential risk of power-related outages – a non-negotiable safeguard for enterprises where network availability directly correlates with seven-figure revenue streams.

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