EATON PW5115 Modules: PW5115 1500I RM BLK

Technical Dossier

Product Details And Specifications

EATON PW5115 Series: Comprehensive Module Range and Technical Overview

The EATON PW5115 is a line-interactive uninterruptible power supply (UPS) series engineered for rackmount and tower deployment in mission-critical industrial environments. Across chemical processing plants, petroleum refineries, nuclear facility auxiliary systems, and continuous-process manufacturing lines, the PW5115 series has established a substantial installed base as a power conditioning and backup layer for PLCs, DCS controllers, HMI panels, and communication infrastructure. Its AVR (Automatic Voltage Regulation) topology allows it to correct input voltage deviations without switching to battery, extending battery service life in environments with chronic voltage fluctuation — a common condition in heavy industrial facilities operating large motor loads. The series spans output capacities from 500 VA to 1500 VA, covering both desktop (tower) and 2U rackmount form factors, making it adaptable to both control room rack enclosures and standalone panel installations.

The Evolution of PW5115 Architecture

The PW5115 series was introduced by Powerware (subsequently acquired by EATON Corporation in 2004) as a mid-range line-interactive UPS targeting IT and light industrial applications. Early production units used sealed lead-acid (SLA) battery chemistry with a standard 12V/7Ah or 12V/9Ah configuration depending on VA rating. The internal battery management circuit employed a two-stage charge algorithm (bulk + float), which was standard for the era but lacked the temperature-compensated charging found in later EATON 5P and 9PX series platforms.

The rackmount variants (RM suffix) introduced a 2U chassis with front-panel LCD status display, USB and serial (DB9) communication ports, and compatibility with EATON's Intelligent Power Manager (IPM) and PowerChute-equivalent software. The BLK suffix denotes the black bezel finish variant, commonly specified for data center and control room rack aesthetics. Over its production lifecycle, the PW5115 received firmware revisions addressing battery runtime calibration accuracy and communication protocol stability under extended load conditions.

As the series has entered its end-of-active-production phase, EATON's current equivalent platforms are the 5P series (for rackmount line-interactive) and the 9PX series (for online double-conversion). Facilities maintaining legacy PW5115 installations face compatibility constraints: replacement batteries must match original SLA specifications, and communication software must be validated against the firmware version present on the unit. DriveKNMS maintains stock of both complete PW5115 units and compatible replacement battery assemblies to support lifecycle extension without forced platform migration.

PW5115 Full Catalog & Functionalities (SKU List)

The following SKUs represent the verified production range of the EATON PW5115 series, organized by form factor and output capacity. Each entry reflects a distinct hardware configuration with specific electrical and mechanical parameters.

Rackmount (RM) Variants — 2U Chassis:

• PW5115 500I RM: 500 VA / 300 W rackmount UPS, IEC output sockets, USB + serial comm ports
• PW5115 750I RM: 750 VA / 500 W rackmount, AVR with ±15% input voltage window, 2U form factor
• PW5115 1000I RM: 1000 VA / 670 W rackmount, extended runtime option via external battery pack
• PW5115 1400I RM: 1400 VA / 950 W rackmount, suitable for multi-server or multi-PLC rack protection
• PW5115 1500I RM: 1500 VA / 1050 W rackmount, maximum capacity in the RM sub-series, IEC C13/C19 outlets
• PW5115 1500I RM BLK: 1500 VA / 1050 W rackmount, black bezel variant, identical electrical spec to 1500I RM

Tower (Desktop) Variants:

• PW5115 500: 500 VA tower UPS, IEC output, compact footprint for panel-side installation
• PW5115 750: 750 VA tower, AVR line-interactive, suitable for single HMI or communication node protection
• PW5115 1000: 1000 VA tower, dual-battery internal configuration on select firmware revisions
• PW5115 1400: 1400 VA tower, high-capacity desktop form factor for multi-load protection
• PW5115 1500: 1500 VA tower, maximum tower-series output, USB + serial management interface

Extended Runtime (EBM-Compatible) Variants:

• PW5115 1000I RM EBM: 1000 VA RM with external battery module connector, extended runtime configuration
• PW5115 1500I RM EBM: 1500 VA RM with EBM port, supports daisy-chained external battery enclosures

Regional / Voltage Variants:

• PW5115 1000I: 230 V input/output, IEC socket configuration, European/international market variant
• PW5115 1500I: 230 V input/output, IEC C13 outlets, international market standard configuration
• PW5115 1000 USB: Tower variant with USB-only communication, no serial DB9 port

Sourcing Hard-to-Find & Obsolete PW5115 Parts

The PW5115 series has transitioned out of EATON's active production schedule. Standard distribution channels no longer carry new-build units, and authorized service centers have progressively reduced their spare parts inventory for this platform. For facilities operating PW5115 units as part of a validated power protection architecture — particularly in regulated industries such as pharmaceutical manufacturing, nuclear auxiliary systems, or petrochemical DCS environments — replacing the UPS platform requires re-validation of the power protection scheme, which carries significant engineering cost and regulatory documentation burden.

DriveKNMS maintains a dedicated inventory of PW5115 units (complete assemblies), compatible SLA replacement battery assemblies, and key internal components including control boards and communication interface modules. All sourced units are subject to pre-shipment functional verification. For facilities requiring long-term maintenance agreements or scheduled battery replacement programs for PW5115 installations, DriveKNMS provides structured lifecycle support contracts. Inquiries for bulk quantities, specific firmware versions, or regional variants (230 V IEC vs. 120 V NEMA configurations) should be directed to the procurement team with full site inventory details.

Quality Control for the PW5115 Range

The PW5115 series presents specific verification requirements due to its line-interactive topology and integrated battery management subsystem. DriveKNMS applies the following test protocol to all PW5115 units prior to shipment:

• Input voltage range verification: Unit is subjected to input voltages across the rated AVR window (typically 196–253 V for 230 V models) to confirm regulation without battery transfer.
• Battery transfer test: Simulated input failure triggers transfer-to-battery; transfer time is measured and compared against published specification (typically <4 ms).
• Runtime calibration: Battery is discharged under rated load to verify runtime meets specification; battery internal resistance is measured to assess state of health.
• Communication port validation: USB and serial interfaces are tested for correct enumeration and data output using EATON IPM-compatible polling.
• Output waveform inspection: Simulated sine wave output (on battery) is verified for frequency stability and THD within acceptable limits for connected PLC/DCS loads.
• Alarm and indicator test: All front-panel LEDs, audible alarms, and LCD status messages are verified against documented fault conditions.

Units that do not pass all stages of this protocol are quarantined and not offered for sale. Test records are retained and available upon request for regulated-industry procurement.