Schneider NHA50381-01 Power Control Board – ATV610/630/930

What Is the NHA50381-01?

The Schneider Electric NHA50381-01 is an inverter power / control drive board used in selected Altivar variable frequency drive configurations.

It is an internal electronic component intended for industrial VFD maintenance, repair and replacement applications.

This board is listed for selected ATV610, ATV630, ATV340 and ATV930 drive configurations with power ratings of 30kW, 37kW and 45kW.

Available stock may include new or tested units. Please confirm the actual product condition before ordering.

Key Specifications

Specification	Details
Part Number	NHA50381-01
Brand	Schneider Electric
Product Type	VFD Power / Control Drive Board
Drive Series	ATV610 / ATV630 / ATV340 / ATV930
Application Power Range	30kW / 37kW / 45kW
Related Reference	VX4PPD37N4 (verify exact configuration)
Condition	New / Tested Stock
Testing Status	Confirm testing details for the selected unit
Application	Industrial VFD Maintenance and Replacement

Applications and Compatibility

The NHA50381-01 is listed for selected Schneider Altivar variable frequency drive applications.

The available product references associate this board with:

• ATV610 – 30kW / 37kW / 45kW applications.
• ATV630 – 30kW / 37kW / 45kW applications.
• ATV340 – selected drive configurations.
• ATV930 – selected drive configurations.

The related reference VX4PPD37N4 also appears in third-party product listings. Confirm the exact hardware configuration before treating it as an equivalent replacement.

Important Compatibility Checks:

Before ordering, verify:

• The original board part number is exactly NHA50381-01.
• The complete ATV610 / ATV630 / ATV340 / ATV930 drive model.
• The drive power rating and voltage class.
• The board revision and identification markings.
• Connector positions and pin configuration.
• The original board layout and hardware configuration.

Do not assume that every 30–45kW drive in these series uses the same board.

How to Identify the Correct Replacement Board

When replacing an inverter power / control drive board, compare the existing board with the replacement unit.

Check the following details:

• Part number printed on the original PCB.
• Board revision and identification labels.
• Connector positions and pin configuration.
• Component layout and mounting points.
• Complete drive model and nameplate information.

If you are unsure about compatibility, send us clear photos of the existing board and the drive nameplate before ordering.

Condition and Testing

This product may be available as new or tested stock, depending on current inventory.

For new units, please confirm the packaging, identification label and actual product condition.

For tested units, please request details of the inspection and functional testing performed.

Actual product photos are available for identification and condition verification.

Frequently Asked Questions

What is the NHA50381-01 used for?

The NHA50381-01 is an inverter power / control drive board listed for selected Schneider Altivar ATV610, ATV630, ATV340 and ATV930 drive applications.

Which power ratings are associated with NHA50381-01?

Available supplier listings associate this board with 30kW, 37kW and 45kW drive applications. Always verify the complete drive reference before ordering.

Is NHA50381-01 compatible with all ATV610 and ATV630 drives?

No. Compatibility depends on the exact drive model, voltage rating, power configuration and board revision.

Is NHA50381-01 available as new or tested stock?

Availability may include new or tested units. Please confirm the specific unit’s condition and testing status before purchase.

Can VX4PPD37N4 replace NHA50381-01?

VX4PPD37N4 is listed as a related reference by some suppliers. Do not assume direct interchangeability without checking the original equipment configuration and board identification.

Need Help Confirming Compatibility?

Looking for a replacement Schneider NHA50381-01 power control board?

Send us:

• A clear photo of the existing board.
• A close-up photo of the NHA50381-01 part number label.
• The complete Schneider drive nameplate.
• The drive model and power rating.
• Your required quantity.

Contact us for compatibility assistance, product availability and quotation.