Got a Stauff filter housing on a return-line assembly and need to know if this indicator would work with it. The housing's already set up for an indicator, just need the right one. Part number on the old one wore off so I'm going by the housing model. How do I make sure this is the right fit?
Question by: Lee R on Feb 1, 2026, 5:13 PM
Matching by housing model alone can get tricky with Stauff indicators because variants in this series differ by configuration and connection type, even when they look similar on the outside. The safest way to confirm fit is to cross-reference the full part number on this indicator, FI-VD-08L-B-W3-M, against your housing's documentation or the original bill of materials. The "08L" sizing and "W3" configuration details are specific to this variant, so those details matter when verifying compatibility. If the housing was originally spec'd for a different configuration in this family, even a close match may not seat or signal correctly.
Answer by: Customer Support on Feb 3, 2026, 6:58 AM
Trying to figure out what this FI-VD-08L-B-W3-M actually does. Is it just a gauge or does it tell me when the filter’s about plugged up?
Question by: Kirk K on Nov 8, 2025, 1:06 PM
It’s a hydraulic filter condition indicator. It’s used to signal when the filter element is getting close to bypass conditions, so you know the element is loading up and needs attention.
Answer by: Customer Support on Nov 10, 2025, 6:57 AM
Is this the right part to tell me when my filter's gettin' clogged up on my Stauff system?
Question by: Scott T on Jan 21, 2026, 6:45 AM
This hydraulic filter indicator is designed to integrate directly with compatible Stauff filter housings, giving you a visual signal when the filter element is approaching bypass conditions.
Answer by: Customer Support on Jan 23, 2026, 8:41 AM
