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PRODUCT FAMILY

Lenze 8400 & i500 Drives

Lenze inverter hub: E84A 8400 series drives and the i500 range, with 8 catalogued Lenze type codes for low voltage drives.

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Lenze 8400 & i500 Drives — Available Products

Overview

This Lenze family covers the 8400 inverter platform and the i500 range catalogued alongside it. It holds 8 catalogued part numbers, all classified as Low Voltage VFDs.

Series in this family

  • E84A 8400 Series Inverter Drives — 8 catalogued parts under the E84A / E84 type-code prefixes.
  • i500 Inverter Drives — the later modular range, referenced by full type codes such as I5CA50020000A0000S; no parts catalogued at present.

Lenze type codes are long by design: they encode power rating, supply, control mode and interface options in a single string, so a drive must be matched on the complete code rather than on family and kW. Open the 8400 series for the catalogued list, or send the full type code with a quote request for an i500 or 8400 variant that is not yet listed.

Machine down? Get a fast quote on Lenze 8400 & i500 Drives parts.

New, surplus, and refurbished Lenze options. Request a quote or speak directly with an automation specialist for emergency sourcing.

Common Faults

Common Faults

  • Capacitor degradation after 7–10 years of service
  • Communication errors after firmware drift
  • Input/output channel failure from over-voltage events
  • Cooling fan failure causing thermal shutdown
  • Connector wear in high-vibration installations

Troubleshooting Basics

Troubleshooting

  1. Confirm supply voltage and grounding
  2. Inspect diagnostic LEDs and fault codes
  3. Verify firmware/configuration matches the application
  4. Swap with a known-good unit to isolate the fault
  5. Check field wiring and termination

Replacement Options

Replacement Options

  • Direct OEM replacement (preferred)
  • Refurbished OEM unit (cost-effective)
  • Compatible cross from the same manufacturer's current catalog
  • Equivalent from an alternative manufacturer (engineering review required)

Migration Recommendations

Migration Path

When migrating away from discontinued units, plan for: firmware compatibility, wiring changes, software/configuration migration, spare-parts stock, and field commissioning. Palm Parts Solution can supply both the current generation and stock of the legacy unit while you plan the migration.

Compatibility

Compatibility

Units in this family are compatible with the manufacturer's standard control architecture, communication protocols (where applicable), and accessory ecosystem. Always cross-reference the exact catalog number, firmware revision, and hardware series before installation.

Browse by Series

Product Types in this Family

Frequently Ordered Together

Frequently Ordered

Customers ordering from this family frequently pair the unit with matching cables, terminal blocks, mounting kits, and surge protection. Contact our team for a complete BOM review.

Compatible & related families

Why Buy From Palm Parts Solution

Fast Worldwide Shipping

DHL, FedEx, UPS — door-to-door in 1-4 business days.

Same-Day Quotes

RFQs sent during business hours are answered the same business day.

Sourcing Options

New, surplus and refurbished Lenze options — request current availability.

Machine-Down Support

24/7 emergency sourcing for production-critical failures.

Request a Quote

Custom pricing on volume, repair, and hard-to-find SKUs.

Automation Specialists

Talk to engineers, not call-center agents.

Product Sourcing

We hunt down discontinued and obsolete parts globally.

Obsolete Support

Lifecycle-end Lenze parts — sourced, tested, warrantied.

Frequently asked questions

What is the Lenze 8400 Series family used for?

The Lenze 8400 Series family from Lenze covers industrial automation applications such as machine control, process control, motor control and discrete I/O. Browse the series below to find the exact part number for your installation.

Are obsolete Lenze 8400 Series parts still available?

Yes. We stock new surplus, refurbished and end-of-life Lenze 8400 Series units from Lenze. If a part number is no longer in production we will identify a compatible replacement or repair your existing module.

How do I identify the correct Lenze 8400 Series replacement?

Match the catalog number printed on the Lenze 8400 Series label, then confirm voltage, I/O count, communication protocol and firmware revision. Our team can validate compatibility against your original Lenze configuration before shipment.

Do Lenze 8400 Series parts come tested?

Every Lenze 8400 Series unit we ship is functionally tested against Lenze OEM specifications. Refurbished items include a 1-year warranty and a full inspection report on request.

Need a specific part?

Send us your part numbers — we'll respond the same business day with pricing and availability.

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Palm Parts Solution sells used surplus products. Palm Parts Solution is not an authorized distributor, affiliate, or representative for the brands we carry. Products sold by Palm Parts Solution come with Palm Parts Solution's 1-Year Warranty and do not come with the original manufacturer's warranty. Designated trademarks, brand names and brands appearing herein are the property of their respective owners. This website is not sanctioned or approved by any manufacturer or tradename listed.

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