Infineon – D721S fast diode disc, up to 4500 V
Discontinued by Infineon — we can still source the original D721S (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 D721S now that it is discontinued?
Yes. Infineon has discontinued the D721S, 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 D721S be shipped?
D721S 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 D721S 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 D721S 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 D721S, subject to availability and destination.
Infineon (eupec) D721S: D721S fast diode disc, up to 4500 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 | fast diode disc |
| Type family | D721S |
| Voltage classes | up to 4500 V |
| Package (dia/height mm) | 75/26K |
| Manufacturer | eupec (Infineon Technologies) |
| Lifecycle | Discontinued (legacy eupec part) |
More Infineon parts
Available on requestD675S fast diode disc, up to 3000 VAvailable on requestD689S fast diode disc, up to 3000 V, 57/26 mm press-packAvailable on requestD690S fast diode disc, up to 3000 V
Available on request4400 V Rectifier Diode Disc
Available on request4400 V Rectifier Diode DiscAvailable on requestD748N rectifier diode disc, up to 3000 V, 50/14 mm press-packAvailable on requestD749N rectifier diode disc, up to 5500 V