ABB ACS800 MKP C4BSNBX4120ZAJJ IGBT Filter Capacitor

Description

ABB ACS800 MKP C4BSNBX4120ZAJJ IGBT filter capacitor is supplied by Longi as a model-specific industrial replacement part. This page has been prepared for buyers who need to confirm the exact model, product type, equipment match, condition and shipping details before ordering.

ABB ACS800 MKP C4BSNBX4120ZAJJ IGBT filter capacitor Product Summary

The listed product is ABB ACS800 MKP C4BSNBX4120ZAJJ IGBT Filter Capacitor. The original product name was MKP C4BSNBX4120ZAJJ Absorbing capacitor ABB frequency converter ACS800 series IGBT module filtering capacitor, and this optimized page keeps the important model codes while presenting them in a clearer repair-oriented format. The key model information is C4BSNBX4120ZAJJ, MKP, ACS800.

This item is a IGBT filter capacitor used in ABB ACS800 drive power sections, DC bus filtering circuits and IGBT snubber capacitor positions. It belongs to Used Drives and Parts on Longi. Customers usually search for this part when a production machine is down, when the original board or drive is damaged, or when a maintenance team wants a ready spare for future repair work.

Technical Identification

Brand	ABB
Complete model / part number	C4BSNBX4120ZAJJ, MKP, ACS800
Product type	IGBT filter capacitor
Main rating / matching point	MKP absorbing / filter capacitor for ACS800 IGBT module filtering applications
Suitable equipment	ABB ACS800 drive power sections, DC bus filtering circuits and IGBT snubber capacitor positions
Typical use	replacement of aged, damaged or leaking filter capacitors during ABB inverter repair
Condition	Used original industrial part, cleaned and checked visually before packing unless otherwise stated.
Testing status	Model marking, connector area, visible components and basic condition are checked before shipment.
Replacement note	Capacitor model, capacitance, voltage rating, terminal type and physical size must be matched before installation.

Why Exact Model Matching Matters

Industrial ABB drive parts and inverter accessories often share similar housing, board shape or product family names. A small difference in suffix, module code, connector layout, rated power, firmware requirement or mounting position can make a part unsuitable. For this reason, buyers should compare C4BSNBX4120ZAJJ, MKP, ACS800 with the old part label, machine nameplate and cabinet documentation before placing an order.

Capacitor model, capacitance, voltage rating, terminal type and physical size must be matched before installation. Longi can help compare product photos and part numbers before shipment. If the old unit is still installed, please keep a clear photo of the nameplate, terminal side, board code and surrounding wiring position.

Application And Repair Scenarios

• Emergency replacement for production line recovery and factory maintenance.
• Board-level repair or drive cabinet service where the original model code must be matched.
• Spare part preparation for engineers, maintenance teams and industrial equipment rebuilders.
• Replacement planning when the original component is discontinued, difficult to buy new or only available with long lead time.

Condition And Inspection Details

This product is handled as a practical industrial spare part. Before packing, Longi checks the visible condition, model label, connector area and major components. Used industrial parts may show normal installation marks, storage marks or small cosmetic differences. These do not usually affect model identification, but buyers should ask for confirmation if appearance is critical for their project.

For drive boards, current transformers, input reactors, cooling fans, capacitors and control units, the final working result depends on the host machine condition. We recommend checking the original fault cause before replacing the part. If a drive has IGBT failure, DC bus damage, short circuit, cooling failure or communication fault, related components should also be inspected.

Installation And Compatibility Checklist

• Confirm the full model or board code: C4BSNBX4120ZAJJ, MKP, ACS800.
• Compare connector quantity, connector direction, screw hole position and board layout.
• Check power rating, voltage class and drive frame size where applicable.
• Back up parameters, programs or communication settings before replacing control-related parts.
• Use trained personnel for installation and follow electrical safety procedures before powering the equipment.

Packing, Shipping And Support

Longi packs this IGBT filter capacitor with protective material according to its size and sensitivity. Electronic boards are packed with anti-static protection where required; fans and reactors are cushioned to reduce transport impact; heavier drive parts are reinforced for international delivery. We can provide model confirmation, packing photos and shipping communication before dispatch.

Browse related products in Used Drives and Parts or review ABB industrial automation for broader product family context. Contact Longi before ordering if you need help confirming whether ABB ACS800 MKP C4BSNBX4120ZAJJ IGBT filter capacitor is the correct replacement for your equipment.