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MERSEN S3-04-125 Graphite Rupture Disc, 125 psig, 4 in Pipe Size - Rupture Discs
MERSENRupture Discs

MERSEN S3-04-125 Graphite Rupture Disc, 125 psig, 4 in Pipe Size

<p>The MERSEN S3-04-125 is a high-quality graphite rupture disc designed for overpressure protection in industrial systems. With a burst pressure of 125 psig and compatibility with 4-inch pipe sizes, this disc…

SKU 3G-OTH-440497

Also listed as: S304125 · S3 04 125

Brand
MERSEN
Item
S3-04-125 Graphite Rupture Disc, 125 psig, 4 in Pipe Size
Part Number
S3-04-125
Category
Rupture Discs
Available to Order
Also known as:S3-04-125MERSEN
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Technical specs
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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

MERSEN
Manufacturer Part Number
S3-04-125
Overall Dia
6 3/10 in
Body Material
Graphite
Compatible Pipe Size
4 in

Technical Documents

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MERSEN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

<p>The MERSEN S3-04-125 is a high-quality graphite rupture disc designed for overpressure protection in industrial systems. With a burst pressure of 125 psig and compatibility with 4-inch pipe sizes, this disc ensures reliable performance in demanding applications. Its overall diameter is 6 3/10 inches, and the body is constructed from durable graphite, offering excellent corrosion resistance.</p><p>Ideal for use in chemical processing, pharmaceutical, and other industries where pressure relief is critical, this rupture disc is a trusted choice for safety systems. As a Singapore-based supplier, 3G Electric offers this product with worldwide shipping, SGD quotes on request, and GST handled for local buyers. Enjoy fast delivery across Singapore and Southeast Asia.</p>

Frequently Asked Questions

What is the burst pressure and pipe size compatibility of the MERSEN S3-04-125?

The MERSEN S3-04-125 has a burst pressure of 125 psig and is compatible with 4-inch pipe sizes.

Can I get a quote in SGD and what about GST and delivery?

Yes, we provide SGD quotes on request. For Singapore buyers, GST is handled. We offer fast delivery across Singapore and Southeast Asia.

Used in

Common applications for MERSEN
Power electronics protection — MERSEN A70Q series semiconductor fuses in variable frequency drives for motor control.
Surge protection for industrial panels — MERSEN STP480D07 SPDs in three-phase 480V AC distribution boards.
Control circuit overcurrent protection — MERSEN ATM series midget fuses in PLC and instrumentation cabinets.
Power distribution in manufacturing — MERSEN FSPDB4A finger-safe blocks in motor control centers for wire management.
DC bus protection in renewable energy — MERSEN A30QS series fuses in solar inverter DC inputs.
High-voltage semiconductor protection — MERSEN A70Q series fuses in welding equipment power supplies.
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MERSEN Products

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

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