Regulator FRS 520 R 2"

On RequestGas Regulation

Price on request — send us an enquiry for current pricing.

Minimum order: 2 units
Lead time: Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.

Technical specifications

type	Gas pressure regulator
model	FRS 520 R
port size	2"
standards	EN 88, DIN 3380
default spring	Blue spring #4
spring options	Multiple (spring 1-4+ with pressure ranges 2.5-200 mbar)
measurement ports	G 1/4 ISO 228
compatible gas families	1, 2, 3
max inlet pressure mbar	500
ambient temperature range c	-15 to +70
h2s content max percent vol dry	0.1

Frequently asked questions

Where can I buy the Dungs FRS 520 R regulator in your region?+

3G Electric supplies the Dungs FRS 520 R 2" gas regulator with delivery to your location. We handle all import customs clearance (customs) and logistics. Request a quote via our website or contact our sales team for lead times and USD pricing.

What is the lead time for the Dungs FRS 520 R regulator?+

Lead time depends on current stock and origin availability. Contact 3G Electric for confirmed delivery schedule to your location. We manage all international shipping and customs documentation, so you receive the unit ready to install.

What gas families and pressure ranges does the FRS 520 R support?+

The Dungs FRS 520 R supports gas families 1, 2, and 3 with a maximum inlet pressure of 500 mbar. Interchangeable springs (options 1–4+) deliver pressure ranges from 2.5 to 200 mbar. It meets EN 88 and DIN 3380 standards and includes G 1/4 ISO 228 measurement ports.