Varex replacement tube for Philips SRO 33100 ROT350/360 general X-Ray systems
The Philips SRO 33100 ROT 350 is a general radiographic X-ray tube used across several Philips R/F room platforms.
Part numbers: Most commonly listed as 989 000 85841 (also seen as 987400516122 or 9890-000-85251 depending on the specific configuration/supplier)
System compatibility: This tube appears across multiple Philips radiographic systems:
- Digital Diagnost — the tube is described as an R/F room part fitting Digital Diagnost
- MultiDiagnost Eleva — one listing shows it specifically for the MultiDiagnost Eleva system
- Easy Diagnost — another listing shows this tube for Philips Easy Diagnost
So “SRO 33100 ROT 350” isn’t tied to just one system — it’s a common tube design used across the Diagnost family (Easy Diagnost, Digital Diagnost, MultiDiagnost Eleva) and possibly others. If you’re sourcing a replacement, it’s worth confirming your exact system model to make sure you’re getting a compatible housing/connector variant, since suppliers sometimes list slightly different sub-part numbers (85841 vs. 85251, etc.) for what looks like the same base tube.


