Rego LV4403B Series Low Pressure Second Stage Regulators
BULK ORDERS AND LESS-COMMON PRODUCTS MAY REQUIRE ADDITIONAL TIME FOR SHIPMENT. CONTACT US VIA PHONE OR EMAIL TO REQUEST MORE INFORMATION ON AVAILABILITY AND OTHER PRODUCT OPTIONS.
Designed to reduce first stage pressure of 5 to 20 PSIG down to burner pressure, normally 11” w.c. Ideal for medium commercial installations, multiple cylinder installations and normal domestic loads.
Features:
- Large vent helps prevent blockage and has ¾" F.NPT for vent piping.
- With 15 PSIG inlet pressure, regulator is designed to not pass more than 2 PSIG with the seat disc removed.
- Incorporates integral relief valves.
- Replaceable valve orifice and valve seat disc.
- Straight line valve closure reduces wear on seat disc.
- Unique bonnet vent profile minimizes vent freeze over when properly installed.
- Large molded diaphragm is extra sensitive to pressure changes.
- Built in pressure tap has plugged 1⁄8" F.NPT outlet. Plug can be removed with a 3⁄16" hex allen wrench.
- Select brown finish
- Bonnet Vent Position: Over Inlet
Part Numbers:
| Part Number | Inlet Connection | Outlet Connection | Orifice Size | Factory Delivery Pressure | Adjustment Range | Vapor Capacity BTU/hr Propane** |
| LV4403B4 | ½” F. NPT | ½” | #28 Drill | 11” w.c. at 10 PSIG | 9” to 13” w.c. | 935,000 |
| LV4403B46 | ½” F. NPT | ¾” F. NPT | #28 Drill | 11” w.c. at 10 PSIG | 9” to 13” w.c. | 935,000 |
| LV4403B46R* | ½” F. NPT | ¾” F. NPT | #28 Drill | 11” w.c. at 10 PSIG | 9” to 13” w.c. | 935,000 |
| LV4403B66 | ¾” F. NPT | ¾” F. NPT | #28 Drill | 11” w.c. at 10 PSIG | 9” to 13” w.c. | 935,000 |
| LV4403B66R* | ¾” F. NPT | ¾” F. NPT | #28 Drill | 11” w.c. at 10 PSIG | 9” to 13” w.c. | 935,000 |
* Backmount design
** Maximum flow based on 10 PSIG inlet and 9” w.c. delivery pressure
Resources:
- LV4403B Series Low Pressure Second Stage Regulators Datasheet
-
Rego Regulators Catalog
-
Rego LP-Gas Serviceman’s Manual
- Rego Regulators Product Guide
