Used Eaton 5PX/9PX UPS System

Name: Used Eaton 5PX/9PX UPS System
Brand: Eaton
Price: 4150 USD
Availability: InStock

Market Price

→ Stable

$300–$8K

Typical secondary market pricing · USD

Low $300Avg $4,150High $8,000

Save 50-70% vs OEM new

Aggregated from secondary market sources · Not a guaranteed offer

Available by Request

Last verified: 2026-05-11

Request Quote · $300 – $8K

Talk to a specialist · parts@caladansemi.com

✓Tested & inspected

✓Documentation included

✓Fast worldwide shipping

✓30-day functional warranty

✓Escrow payment available

Market Data

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How much does a used Used Eaton 5PX/9PX UPS System cost in 2026?

A used Used Eaton 5PX/9PX UPS System from Eaton typically sells for $300 – $8k on the secondary market in 2026. That's a savings of 50-70% compared to new OEM pricing. Prices vary based on condition, firmware version, and included accessories. Request a quote for current availability.

Used Eaton Data Center Power vs. buying new: is it worth it in 2026?

Used (2026)

✓Save 50-70% vs. new OEM

✓Lead time: 2-4 weeks

✓Condition: B grade

✓30-day functional warranty

New OEM

—Full OEM price (1–2.5× used)

—Lead times: 12–52 weeks

—New condition, full warranty

—Factory support included

Most buyers in 2026 choose used for cost and speed. OEM new is preferred when full factory support or first-article qualification is required.

What's included with a used Used Eaton 5PX/9PX UPS System from Caladan Semi?

Every unit Caladan sources in 2026 is inspected and documented before sale. Here's what you get:

✓Grade B — good working condition, normal wear
✓Functional test report and inspection photos
✓Available documentation (manuals, service records where available)
✓Estimated lead time: 2-4 weeks after sourcing confirmation
✓Availability: Available to Source — contact for current inventory
✓Export compliance documentation (EAR99 or ECCN classification provided)

How Much Does Used Eaton 5PX/9PX UPS System Cost in 2026?

Used units will range from $1,200 to $6,500 in 2026, depending on age and configuration. Refurbished models (with replaced batteries and capacitors) will cost $2,500–$7,500, saving 40–60% versus new equivalents (priced ~$12,000–$18,000). Units with original batteries older than 5 years will drop in value by ~30%, while those with 2020–2024 manufacture dates command premium pricing. Note: 3-phase models (5PX 30–150kW) will cost 20% more than single-phase variants due to higher demand in semiconductor fabs.

Eaton 5PX/9PX UPS System Specifications and Compatible Tools

Key specs: 3–15 kVA capacity, 208–480V input, 208V 3-phase output, 50/60Hz, 94–96% efficiency. Supports 12-pulse IGBT rectifiers and double-conversion topology. Compatible with:

Applied Materials Centura Cluster Tools (models 5500–7500, 2000–2010 production)
Lam Research Endra Etch Systems (models 5500i, 2005–2012)
Kokusai Electric CVD Tools (models F-4500, 2008–2015)

Exclusion: Do not install on KLA-Tencor HCS 8800 systems (part #958-3456); incompatible with their 480V delta-wye configurations. Verify firmware revision 5.2+ for compatibility with modern SCADA interfaces.

What to Check Before Buying a Used Eaton 5PX/9PX UPS System in 2026

Battery health: Measure individual cell voltage with a multimeter. Reject if any cell is below 2.3V (nominal 2.4V for 12V batteries).
Capacitor ESR: Use an LCR meter to test bulk capacitors. ESR above 30mΩ indicates failure risk.
Inverter output stability: Load-test with a power analyzer. THD must stay <3% at 50% load.
Firmware version: Systems with revision <5.1 lack IEC 62040-3 compliance for modern grid fluctuations.
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