Goyen K4502 aftermarket diaphragm & seal kit
Genuine Goyen RCA45/CA45 diaphragm & spring kit, 1¾" pulse valves.

Genuine Pentair Goyen K4502 aftermarket kit for RCA45 / CA45 (1¾") pulse valves.
The Goyen K4502 is the original Pentair aftermarket repair kit for the RCA45 / CA45 (1¾") reverse pulse jet valve family (45 mm / 1¾"). Fitting a genuine Goyen kit restores factory pulse response, keeps compressed-air consumption low and extends valve life. Recommended 12-monthly inspection interval, adjusted for pulsing frequency, corrosive gases, temperature and air quality. Delivered with the genuine Pentair batch label.
Article number: K4502
Specifications
| Product type | Aftermarket diaphragm & seal kit |
|---|---|
| Valve family | RCA45 / CA45 (1¾") |
| Valve size | 45 mm / 1¾" |
| Compounds available | Nitrile · Viton · Shockwave · Low Temperature |
| Brand | Pentair Goyen genuine |
Compatibility
| Model | Size / variant | Type |
|---|---|---|
| RCA45 / CA45 (1¾") | 45 mm / 1¾" | Aftermarket diaphragm & seal kit |
| RCA45T120 | 45 mm / 1¾" | Reverse pulse jet diaphragm valve |
Used for
- Goyen RCA / CA / T / FS / DD pulse valve maintenance
- Pentair genuine dust collector spare parts
Price: €69.77 (excluding VAT and transport)
Availability: Availability on request
Categories
- Aftermarket Kits
- Goyen Diaphragm & Pilot Repair Kits
Fits with this article
Alternatives and other sizes
- K4533: Genuine Goyen RCAC45 Shockwave diaphragm kit.
- K0300: Genuine Goyen pilot repair kit for 3-8V, 3-5V and 3-6VFD enclosures.
- K0380: Genuine Goyen pilot valve repair kit for CA and 3FD12 pilot solenoids.
- K0580: Genuine Goyen pilot valve repair kit for CA-series pilot solenoids.
- K2000: Genuine Goyen RCA20 diaphragm & spring kit, ¾" pulse valves.
- K2003: Genuine Goyen RCA20 diaphragm kit, heavy-duty variant.
- K2008: Genuine Goyen RCA20 diaphragm kit, Nitrile compound.