The SK30GAL123 is a 1200V, 30A IGBT module from SEMIKRON, part of the proven GAL-series lineup engineered for high-efficiency switching in industrial power electronics. Combining an IGBT switch with an integrated freewheeling diode in a compact module package, the SK30GAL123 is optimized for low switching losses and thermal stability under continuous operation. Its robust construction and SEMIKRON's well-established gate control characteristics make it a dependable choice for engineers designing or maintaining variable-frequency drives, inverters, and DC power supplies operating at medium power levels.

The SK30GAL123 sees widespread deployment across industrial automation, HVAC systems, elevator drives, uninterruptible power supplies (UPS), and renewable energy inverters. Its 1200V blocking voltage provides sufficient margin for 690VAC bus topologies, while the 30A current rating suits single-phase and three-phase bridge configurations at the lower end of industrial motor drive power ranges. The module is also found in welding equipment, induction heating systems, and servo drive platforms where precise switching control and thermal reliability are critical to uptime and process quality.

Quick Reference: SK30GAL123

Key Features of the SK30GAL123:

• 1200V VCES blocking voltage with 30A continuous collector current rating for medium-power industrial applications
• Integrated fast-recovery freewheeling diode optimized for hard-switching and soft-switching topologies
• Low VCE(sat) characteristic reduces on-state conduction losses and thermal load at rated current
• Industry-standard GAL-series module footprint ensures form, fit, and function compatibility for direct replacement scenarios
• Isolated baseplate construction simplifies heatsink mounting and electrical isolation in multi-module assemblies
• Optimized gate charge and switching speed balance EMI performance with switching loss requirements across standard PWM frequencies

With a factory lead time of approximately 38 weeks for new production, the SK30GAL123 presents a real sourcing challenge for maintenance teams facing unplanned equipment failures and for procurement professionals managing MRO or capital project timelines. SEMIKRON modules in the GAL series are widely embedded in legacy drive platforms that remain in active service well beyond original product life cycles. ATI Accurate Technology maintains active sourcing channels for long-lead-time and allocated SEMIKRON product, giving you options beyond waiting out the factory queue when downtime or project deadlines are on the line.

ATI Accurate Technology is headquartered in Palmetto, Florida, and stocks a broad inventory of IGBT modules, thyristors, diodes, and rectifier assemblies from leading manufacturers including SEMIKRON. Orders received before 5PM EST ship same day. Whether you need a single replacement module or volume pricing for a larger procurement, our team is ready to help. Call 239-734-7566 or email sales@igbts.us to check availability, request a quote, or discuss lead-time alternatives for the SK30GAL123.