# Caleffi Pre-Adjustable Automatic Filling Valve 1/2" Outside Npt Inlet X 1/2" Inside Npt Outlet 553642A

**Brand:** [Caleffi](https://shop.coreranger.com/brands/Caleffi)
**SKU:** 553642A
**Price:** $186.67 · in stock
**URL:** https://shop.coreranger.com/product/caleffi-pre-adjustable-automatic-filling-valve-1-2-outside-npt-inlet-x-1-2-inside-npt-outlet-553642a-700050416

## Specifications

| Spec | Value |
|---|---|
| Model # | 553642A |
| Pack Size | 1 |
| Internet # | 700050416 |
| Returnable | 90-Day |
| Store SKU # | 1015878821 |
| HVAC Product Type | Pressure Regulator |
| Product Depth (in.) | 6.5 in |
| Product Width (in.) | 4 in |
| Product Height (in.) | 2.5 in |
| Manufacturer Warranty | 90 day parts warranty. |
| Brand/Model Compatibility | Caleffi |

## Description

The Caleffi 553642A Automatic Filling Valve features a pre-adjustable design with 1/2" NPT outside inlet and 1/2" NPT inside outlet connections, ensuring precise fit and reliable system pressure control in HVAC applications.