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3G Electric
Dungs Regulator FRS 503 R 3/8" - Gas Regulation
DungsGas Regulation

Dungs Regulator FRS 503 R 3/8"

The Dungs FRS 503 R 3/8" is a gas regulator designed for industrial gas systems handling families 1, 2, and 3. It features a maximum inlet pressure of 500 mbar and G 1/4 ISO 228 connections, operating reliably across…

SKU 3G-CBM-04003

Brand
Dungs
Item
Regulator FRS 503 R 3/8"
Category
Gas Regulation
UNSPSC
40142201 — Gas regulators
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Dungs
type
FRS 503 R 3/8"
standards
EN 88, DIN 3380
connections
G 1/4 ISO 228
max inlet pressure
500 mbar
suitable gas families
1, 2, 3
ambient temperature range
-15 °C to +70 °C
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Dungs Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Dungs FRS 503 R 3/8" is a gas regulator designed for industrial gas systems handling families 1, 2, and 3. It features a maximum inlet pressure of 500 mbar and G 1/4 ISO 228 connections, operating reliably across -15 °C to +70 °C. Compliant with EN 88 and DIN 3380 standards.

Frequently Asked Questions

What is the Dungs FRS 503 R 3/8" gas regulator used for?

The Dungs FRS 503 R 3/8" is a gas regulator for industrial gas systems handling gas families 1, 2, and 3. It controls and stabilizes gas pressure in burners, boilers, and process equipment, ensuring safe and reliable operation in compliance with EN 88 and DIN 3380 standards.

What are the specifications of the Dungs FRS 503 R 3/8"?

The Dungs FRS 503 R 3/8" has a maximum inlet pressure of 500 mbar, G 1/4 ISO 228 connections, and operates in ambient temperatures from -15 °C to +70 °C. It is suitable for gas families 1, 2, and 3, and complies with EN 88 and DIN 3380 standards.

Where to buy the Dungs FRS 503 R 3/8" in Singapore?

3G Electric supplies the Dungs FRS 503 R 3/8" gas regulator to Singapore. We handle logistics, customs clearance, and delivery to your site, with local technical support available. Contact us for pricing and lead time on this SKU 3G-CBM-04003.

How to install the Dungs FRS 503 R 3/8" gas regulator?

Install the Dungs FRS 503 R 3/8" with the flow direction arrow aligned to gas flow. Use appropriate thread sealant on G 1/4 ISO 228 connections. Ensure ambient temperature stays within -15 °C to +70 °C. Always follow local gas safety codes and the manufacturer's manual for proper setup.

Used in

Common applications for Dungs
Industrial steam boilers — MB-ZRDLE MultiBloc on modulating gas-fired plant
Hospital and hotel plant rooms — MB-D series for two-stage commercial burners
Food-industry ovens and dryers — DMV butterfly valves on high-turndown modulating lines
Petrochemical gas-train skid assemblies — FRS / FRSBV regulators with GW pressure switches
Retrofit drop-in replacements for older Dungs MB assemblies on existing Weishaupt / Riello burners
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Dungs Products

3G Electric supplies Dungs gas regulation. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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