The SEMIKRON SKT160/14E is a single thyristor (SCR) power module rated at 160A average on-state current and 1400V repetitive peak off-state voltage (VDRM/VRRM). Housed in SEMIKRON's industry-standard SKT package with isolated baseplate, this device is engineered for high-reliability phase control, soft-start circuits, and AC power switching. Its robust silicon construction and optimized gate trigger characteristics make it a proven solution in industrial converters and motor drive front ends where stable blocking performance and consistent gate sensitivity are non-negotiable requirements.

The SKT160/14E sees widespread deployment across heavy industrial sectors including AC and DC motor drives, crane and hoist controls, induction heating systems, UPS and static transfer switches, welding power supplies, and three-phase rectifier bridges. Its 1400V voltage class provides the headroom needed in 690VAC line applications or wherever elevated transient conditions demand additional margin. The isolated copper baseplate enables direct mounting to heatsinks or water-cooled cold plates, simplifying thermal stack design in high-density power cabinets and drive enclosures.

Quick Reference: SKT160/14E

Key Features of the SKT160/14E:

• 160A average on-state current (IT(AV)) with industry-standard SKT module footprint for direct form-fit-function replacement in existing designs
• 1400V VDRM/VRRM repetitive blocking voltage, providing robust margin for 690VAC three-phase systems and transient-prone industrial environments
• Low on-state voltage drop (VT) minimizes conduction losses and reduces thermal stress on the heatsink assembly during continuous operation
• Electrically isolated copper baseplate rated for high clamping force, ensuring low thermal resistance (Rth(j-c)) and reliable heat transfer to external cooling
• Gate trigger characteristics optimized for compatibility with standard SCR firing boards and phase-control gate driver circuits
• Passivated silicon chip construction and hermetically sealed module housing deliver long-term stability under humidity, vibration, and temperature cycling

With a factory lead time of 36 weeks for new production, the SKT160/14E presents a significant sourcing challenge for maintenance crews managing unplanned outages or procurement teams running lean inventories. SEMIKRON's SKT-series thyristors are widely embedded in legacy drive platforms and OEM equipment that remains in active service well beyond original production runs. When a single failed module can halt an entire production line, waiting three-quarters of a year for factory delivery is not an acceptable option. ATI Accurate Technology maintains active sourcing channels for exactly these situations — stocking, locating, and qualifying hard-to-find SEMIKRON devices to keep your equipment running.

ATI Accurate Technology is a power semiconductor distributor based in Palmetto, Florida, stocking IGBTs, thyristors, diodes, and rectifier modules including obsolete and long-lead-time parts. Orders placed before 5PM EST ship same day. For SKT160/14E pricing, availability, and volume discounts, call 239-734-7566 or email sales@igbts.us. Volume pricing is available for MRO stockers and OEM procurement programs.