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JWDrive supplies SINUMERIK 810/840C parts for Siemens systems worldwide — quote within 24 hours, worldwide dispatch in 3–7 days. This series is discontinued by the manufacturer; we source remaining stock and propose functional replacements when originals run out.
Legacy CNC controls Discontinued series — sourced & supported
The SINUMERIK 810/840C product family is a discontinued series of legacy CNC controls by Siemens. It is commonly used in precision machining applications across various industries.
How we support this series
Send us any part number from this series — CPU, I/O module, drive, terminal or sensor. You get a quote in 24 hours with lead time, warranty, and — when the original is obsolete or over long lead time — a functional replacement proposal matched on specs, mounting and communication.
Discontinued, obsolete or overpriced part? Our engineers propose functional replacements that keep your line running — same function, matched specs, faster delivery.
Selection help, retrofit and migration guidance for legacy platforms — from Siemens S5 to S7-1500, from PLC-5 to CompactLogix. We speak your automation language.
Stocked items dispatch within 2 business days of payment confirmation, tracked worldwide by DHL, FedEx or air freight. Consolidated packing for mixed parts lists.