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[ NETWORKED / SWITCHED PDUS // MODEL RECORD ]

APC Switched Rack PDU AP8959NA3

Network-managed switched Rack PDU 2G, 20 A / 208 V with mixed IEC outputs. The specifications below are for this named model and region only; verify the complete product label and matching manual before deployment or service.

Original local functional schematic for APC Switched Rack PDU AP8959NA3, not a product photograph
LOCAL FUNCTIONAL SCHEMATIC // NOT TO SCALE

ARCHIVAL IDENTIFICATION: Preserve the complete SKU, suffix, region, date code, revision, installed battery part (if present), firmware and physical condition. Similar model names do not establish hardware equivalence.

Specifications, conditions & service

Catalog subcategoryNetworked / switched PDUs
Topology / power pathNetwork-managed rack distribution with outlet switching; not a UPS or line conditioner.
Ratings / output configuration20 A, 208 V single-phase PDU (manufacturer product listing); the L6-20 input and upstream branch circuit determine usable capacity. Twenty-one IEC C13 and three IEC C19 outlets on the AP8959NA3 configuration; all share the input feed’s total current capacity.
Battery / replaceabilityNo battery.
Runtime / limits and conditionsNo battery runtime. Outlets follow the upstream AC source and switched state.
Interfaces / monitoringNetwork management supports remote monitoring/control and outlet switching; capabilities depend on the configured management interface and firmware.
Safety / installation caveatsMust be connected to a correctly rated 120 V, 30 A circuit; never infer load capacity by adding outlet ratings. Switching a live outlet may interrupt storage/servers. It does not provide surge suppression or UPS backup unless separately specified.
Model variants / revision checksAP8959NA3 is the 208 V, 20 A model with 21 C13/3 C19 outlets and L6-20 input; it is discontinued and the manufacturer page directs users to APDU9959NA3. Do not confuse with 120 V AP89xx variants.

Field service / archive notes

  • Record labels and connector layout before installation; document load, input conditions, measured behavior and test date separately from manufacturer-rated values.
  • Never open energized mains equipment. Battery devices can retain dangerous voltage or high fault current; follow the manufacturer’s replacement and recycling procedure.
  • Inspect enclosure, cord, plugs, grounding, indicators, alarms and battery condition. Quarantine damaged, swollen, leaking or heat-affected equipment.
  • Network-management appliances should be isolated, updated where supported and configured with non-default credentials; do not expose legacy management interfaces directly to the public internet.

Manufacturer references

  1. Manufacturer product listing — APC Switched Rack PDU AP8959NA3Model identity and product-family specification reference. Confirm exact regional SKU against the chassis label.
  2. Manufacturer manual / support documentationConsult the version matching the exact SKU. Runtime references are load- and condition-dependent estimates where supplied, never a guarantee for a particular aged unit.