Infineon – TD81F series thyristor/diode module, up to 1400 V
Discontinued by Infineon — we can still source the original TD81F (new, used or refurbished, subject to availability). Request a quote below.
Request a Quote
Quick facts
| Availability | Confirmed on request |
| Category | Thyristor & Diode Modules |
| Lifecycle | Discontinued |
| Warranty | 12-month (new) · 3-month (used/refurbished) |
| Datasheet | Manufacturer datasheet ↗ |
Shipping & availability
Can I still buy the TD81F now that it is discontinued?
Yes. Infineon has discontinued the TD81F, but sourcing discontinued parts is what PartnerPLC specialises in — new old stock, used and refurbished units. Request a quote and we'll confirm availability, condition and lead time.
When can TD81F be shipped?
TD81F is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Can I pick up TD81F in person?
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Is express delivery available?
Yes — mention it when you request a quote for TD81F and we'll include express shipping options in our reply.
My factory is down and I need this urgently — can you help?
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for TD81F, subject to availability and destination.
Infineon (eupec) TD81F: TD81F series thyristor/diode module, up to 1400 V. Legacy eupec part, discontinued. Listed as a type family: state the voltage class and package code you need (e.g. from the old part's label) when requesting a quote. PartnerPLC supplies new and surplus Infineon and eupec power semiconductors for drive, inverter and power-supply repair — request a quote for price, condition and lead time.
Specifications
Specifications
| Configuration | thyristor/diode module |
| Type family | TD81F |
| Voltage classes | up to 1400 V |
| Manufacturer | eupec (Infineon Technologies) |
| Lifecycle | Discontinued (legacy eupec part) |
More Infineon parts
Available on request60 mm Thyristor/Diode Module with 2200 V in pressure contact technology
Available on requestTD70N series thyristor/diode module, up to 2600 VAvailable on requestTD71F series thyristor/diode module, up to 1400 V
Available on request60 mm Thyristor/Diode Module with 1800 V in pressure contact technology
Available on request60 mm Thyristor/Diode Module with 1600 V in pressure contact technologyAvailable on requestTD85N series thyristor/diode module, up to 2600 V
Available on request20 mm Thyristor/Diode Module with 1600 V in pressure contact technologyAvailable on requestTDB6HK104N three-phase thyristor bridge module, 1200 V / 1600 V