The Caleffi 59474A is an Air Vent accessory with 1/8" connections. It is installed in the circuit to remove dirt and ferrous particulate before it reaches pumps, control valves and heat exchangers.
Best for completing or servicing an existing Caleffi separator installation.
Specifications sourced from Caleffi North America technical literature. Last reviewed July 2026.
Key Features
Rated Operating Envelope
Maximum operating pressure 150 psi, medium temperature range 32 - 230 °F.
Technical Specifications
| Function | Accessory / replacement part |
| Series | Caleffi |
| Connection | 1/8 in |
| Maximum operating pressure | 150 psi |
| Medium temperature range | 32 - 230 °F |
Documentation
Related Products
- Caleffi 562100 : Air Vent Accessory
- Caleffi 561402A : Air Vent Accessory 1/2" NPT Threaded
- Caleffi 59804A : Air Vent Accessory 1/4"
- Caleffi NA10204 : Air Vent Accessory 1/4" NPT Threaded
Frequently Asked Questions
What does Caleffi 59474A do?
Caleffi 59474A is a accessory in the Caleffi Air Vent range. It removes dirt and ferrous debris from the circulating fluid, protecting pumps, valves and heat exchangers.
What connection does Caleffi 59474A use?
It is supplied with 1/8" connections. Other sizes and connection styles in the Air Vent range are listed under Related Products.
What are the pressure and temperature limits of Caleffi 59474A?
Maximum operating pressure is 150 psi, over a medium temperature range of 32 - 230 °F.
What is the warranty on Caleffi 59474A?
Caleffi covers this product under its standard two-year limited warranty against defects in material and workmanship from the date of shipment. ZOT Supply is an authorized Caleffi distributor.
- Product Type:
- Accessory
- Series:
- Air Vent
- Connection Size:
- 1/8 in
- Max Operating Pressure:
- 150 psi
- Medium Temperature Range:
- 32 - 230 deg F
