APC GES501W48V0180 48V DC Rectifier Power Supply

Description

Product overview

The APC GES501W48V0180 is an AC-to-DC rectifier power supply designed to provide a 48V DC output for compatible APC equipment. Available product listings identify a rated output current of 10.5A and describe the unit as a 500W rectifier. Its role is to convert incoming AC power into regulated DC power for the equipment’s internal electrical system.

The model is associated in secondary equipment listings with APC InRow cooling systems, including the ACRD100 and ACRD200 families. It is also described as a power supply used in APC rack-mounted chassis. Because an official APC model-specific datasheet was not located, equipment compatibility and electrical ratings should be checked against the original unit label and the host equipment documentation before installation.

Key technical specifications

Sources report 48VDC and 10.5A, while a separate listing identifies the unit as a 500W rectifier. The arithmetic product of 48V × 10.5A is 504W; this is consistent with a nominal 500W class rating, but should not be treated as a confirmed continuous output specification without the manufacturer’s datasheet.

Main features and engineering considerations

AC-to-DC power conversion

The GES501W48V0180 converts AC input power into a DC output for compatible equipment. Its reported 48VDC output makes it relevant to systems designed around a 48V power distribution architecture.

48VDC output

The 48V nominal output is the primary electrical parameter to verify during replacement. The receiving equipment’s specified input range, polarity, connector arrangement, and grounding requirements must also match.

10.5A output rating

The reported 10.5A output rating provides a useful reference when checking the replacement unit against the original power supply. Actual load requirements and allowable operating conditions should be verified from the equipment documentation.

Equipment-level integration

The model appears in listings associated with APC rack-mounted equipment and InRow cooling systems. This makes the host equipment’s part-number references and physical interface important during procurement and installation.

GES501W48V0180

GES501W48V0180

System compatibility and replacement checks

Secondary listings associate the GES501W48V0180 with the following equipment references:

Next Day Automation+2

Important replacement note: These references are evidence of reported use, not an official APC compatibility matrix. Confirm the complete equipment model, installed power-supply position, connector interface, and original part number before ordering.

The numbers W920-0082, 920-0082A, and 920-0082B appear alongside GES501W48V0180 in reseller and auction listings. Their appearance in the same listings does not establish that every revision is interchangeable. Verify the exact label and revision before treating them as equivalent.

Product description

The APC GES501W48V0180 is a 48V DC rectifier power supply used in compatible APC equipment. It provides AC-to-DC power conversion, with secondary product listings identifying a 48VDC output and a 10.5A current rating.

For maintenance teams, the most important selection criteria are the exact model number, electrical ratings, physical construction, and connection interface. A replacement must match the installed equipment’s requirements rather than relying on output voltage alone. Even when another part number is listed alongside GES501W48V0180, revision and connector differences should be checked before installation.

When sourcing this unit, compare the label on the existing rectifier with the replacement unit. Check the AC input rating, DC output rating, connector configuration, mounting arrangement, and any revision markings. This is particularly important for equipment in which the rectifier is integrated into a larger cooling or rack-mounted assembly.

Applications and system role

The GES501W48V0180 is relevant to maintenance and replacement work involving compatible APC equipment.

Typical system contexts reported by secondary listings include:

• InRow cooling equipment: Power-supply replacement in compatible APC ACRD100 and ACRD200 systems.
• Rack-mounted equipment: DC power conversion for equipment using the corresponding APC power-supply assembly.
• Data center infrastructure: Maintenance of rack-level cooling and supporting equipment where the exact rectifier is specified.
• Industrial and facility maintenance: Replacement of an existing unit when its electrical and mechanical interfaces match the installed assembly.

The application descriptions above should be treated as equipment associations rather than confirmation that the module is suitable for every system in these categories.

Installation and maintenance considerations

The following checks are general precautions for replacing an AC-to-DC power supply. They are not a substitute for the APC installation procedure for the host equipment.

1. Confirm the model: Check that the existing unit is marked GES501W48V0180 and record all additional part and revision numbers.
2. Isolate power: Follow the host equipment’s shutdown and electrical isolation procedure before removing the unit.
3. Inspect connections: Check connectors, contacts, wiring, and mounting points for damage or signs of overheating.
4. Verify electrical ratings: Confirm that the replacement’s AC input and DC output specifications match the equipment requirements.
5. Check mechanical fit: Compare the housing, retention points, and connector positions with the original unit.
6. Test after installation: Follow the equipment manufacturer’s startup procedure and check for power-related alarms or abnormal operating conditions.

Do not assume that a visually similar 48V rectifier is a suitable substitute. The electrical interface and mechanical configuration must also match.

Frequently asked questions

Q1: What is the APC GES501W48V0180?

It is an AC-to-DC rectifier power supply. Secondary listings identify it as a 48VDC, 10.5A unit.

Q2: What is the output voltage of the GES501W48V0180?

The reported nominal DC output voltage is 48VDC.

Q3: What is the output current rating?

Parts listings report an output current of 10.5A.

Q4: Is the GES501W48V0180 a 500W power supply?

It is listed as a 500W rectifier by secondary sellers and auction listings. The reported 48V and 10.5A ratings correspond to approximately 504W arithmetically. Confirm the rated output and operating limits from the unit label or manufacturer documentation.

Q5: Which APC systems use this rectifier?

Secondary listings associate it with APC ACRD100 and ACRD200 InRow cooling equipment, as well as APC rack-mounted chassis. Confirm compatibility against the specific host equipment model before replacement.

Q6: Is W920-0082 interchangeable with GES501W48V0180?

Some listings display both numbers together. However, this alone does not establish universal interchangeability. Check the full part number, revision, connectors, and equipment documentation.

Q7: What should be checked before purchasing a replacement?

Verify the model label, AC input rating, DC output voltage, current rating, connector arrangement, mounting dimensions, and host equipment compatibility.

Q8: Are the dimensions and weight available?

Reliable model-specific dimensions and weight were not verified in the available references. Obtain these details from the original unit or an APC technical document before planning a mechanical replacement.

Product identification summary

Technical verification note: Public model-specific information located for this part is primarily from reseller and auction listings rather than an APC technical datasheet. The output rating and equipment associations are therefore useful identification references, but not a substitute for the original nameplate or official equipment documentation.