Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
MERSEN RFS30 Fast-Acting Cylindrical Fuse - Fast-Acting Cylindrical Fuses
MERSENFast-Acting Cylindrical Fuses

MERSEN RFS30 Fast-Acting Cylindrical Fuse

The MERSEN RFS Series Fast-Acting Cylindrical Fuse (MPN RFS30) is a Class H, 30 A, 600 V AC, non-indicating fuse. It is designed for overcurrent protection in industrial electrical circuits.

SKU 3G-OTH-27564

Also listed as: RFS 30 · RFS-30

Brand
MERSEN
Item
RFS30 Fast-Acting Cylindrical Fuse
Category
Fast-Acting Cylindrical Fuses
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
RFS30
Series
RFS

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The MERSEN RFS Series Fast-Acting Cylindrical Fuse (MPN RFS30) is a Class H, 30 A, 600 V AC, non-indicating fuse. It is designed for overcurrent protection in industrial electrical circuits.

Frequently Asked Questions

What is the MERSEN RFS30 fuse used for?

The MERSEN RFS30 is a Class H fast-acting cylindrical fuse rated 30 A and 600 V AC. It provides overcurrent protection in industrial electrical circuits, such as motor control centers, panelboards, and distribution equipment, where rapid response to short circuits is required.

What are the specifications of the MERSEN RFS30 fuse?

The MERSEN RFS30 is a Class H, fast-acting, non-indicating fuse from the RFS Series. It has a current rating of 30 A and a voltage rating of 600 V AC. The manufacturer part number is RFS30, and it is designed for overcurrent protection in industrial applications.

Where to buy the MERSEN RFS30 fuse worldwide?

3G Electric supplies the MERSEN RFS30 fuse worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this fuse for your project.

How to select the correct MERSEN RFS series fuse?

To select the correct MERSEN RFS series fuse, verify the voltage rating (600 V AC), current rating (30 A for RFS30), and Class H designation. Ensure the fuse is fast-acting for circuits requiring rapid overcurrent interruption. Always consult the equipment manual for proper sizing.

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.

MERSEN Products

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

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Compatible alternatives & equivalents

Cross-referenced by specification & description
The MERSEN RFS20 is a Class H fast-acting cylindrical fuse rated 20 A at 600 V AC. It provides overcurrent protection in industrial circuits such as motor control centers, panelboards, and branch circuits. This non-indicating fuse is designed for rapid response to short circuits
MERSEN
The MERSEN RFS20 is a Class H fast-acting cylindrical fuse rated 20 A at 600 V AC. It provides overcurrent protection in industrial circuits such as motor control centers, panelboards, and branch circuits. This non-indicating fuse is designed for rapid response to short circuits
The MERSEN RFS10 is a Class H, fast-acting cylindrical fuse rated 10 A at 600 V AC. It is non-indicating and provides overcurrent protection in industrial electrical circuits, such as motor control centers, panelboards, and branch circuits, where rapid response to short circuits is required
MERSEN
The MERSEN RFS10 is a Class H, fast-acting cylindrical fuse rated 10 A at 600 V AC. It is non-indicating and provides overcurrent protection in industrial electrical circuits, such as motor control centers, panelboards, and branch circuits, where rapid response to short circuits is required
The MERSEN RFS40 is a Class H, fast-acting cylindrical fuse rated for 40 A at 600 V AC. It provides overcurrent protection in industrial electrical circuits, such as branch circuits and equipment, where rapid response to short circuits is required. This non-indicating fuse is part of the RFS series
MERSEN
The MERSEN RFS40 is a Class H, fast-acting cylindrical fuse rated for 40 A at 600 V AC. It provides overcurrent protection in industrial electrical circuits, such as branch circuits and equipment, where rapid response to short circuits is required. This non-indicating fuse is part of the RFS series
The MERSEN RF30 is a Class H, fast-acting, non-indicating cylindrical fuse rated at 30 A and 250 V AC. It provides overcurrent protection in industrial electrical circuits, such as branch circuits and equipment requiring rapid response to short circuits
MERSEN
The MERSEN RF30 is a Class H, fast-acting, non-indicating cylindrical fuse rated at 30 A and 250 V AC. It provides overcurrent protection in industrial electrical circuits, such as branch circuits and equipment requiring rapid response to short circuits
The MERSEN RFS35 is a Class H, fast-acting, non-indicating cylindrical fuse rated at 35 A and 600 V AC. It provides overcurrent protection in industrial electrical circuits, such as those found in motor control centers, transformers, and panelboards
MERSEN
The MERSEN RFS35 is a Class H, fast-acting, non-indicating cylindrical fuse rated at 35 A and 600 V AC. It provides overcurrent protection in industrial electrical circuits, such as those found in motor control centers, transformers, and panelboards
Class H fast-acting cylindrical fuse rated 25 A and 600 V AC. Non-indicating design from the RFS Series. Provides overcurrent protection in industrial electrical circuits such as motor control centers, panelboards, and branch circuits where rapid response to short circuits is required
MERSEN
Class H fast-acting cylindrical fuse rated 25 A and 600 V AC. Non-indicating design from the RFS Series. Provides overcurrent protection in industrial electrical circuits such as motor control centers, panelboards, and branch circuits where rapid response to short circuits is required

More from MERSEN

View all MERSEN parts →
Fast-acting cylindrical fuse rated 2 A at 250 V AC. Non-indicating design with 5 mm x 20 mm body. Suitable for overcurrent protection in control panels, power supplies, and instrumentation. Equivalent to GDA, S501, and 216 series
MERSEN
Fast-acting cylindrical fuse rated 2 A at 250 V AC. Non-indicating design with 5 mm x 20 mm body. Suitable for overcurrent protection in control panels, power supplies, and instrumentation. Equivalent to GDA, S501, and 216 series
Fast-acting cylindrical fuse rated 15 A at 1.5 kV DC. Part of the HP15MxxR series. Used for overcurrent protection in photovoltaic systems, including solar panel circuits and combiner boxes
MERSEN
Fast-acting cylindrical fuse rated 15 A at 1.5 kV DC. Part of the HP15MxxR series. Used for overcurrent protection in photovoltaic systems, including solar panel circuits and combiner boxes
Fast-acting midget fuse rated 600 mA at 600 V AC. Non-indicating design with dimensions 13/32 in x 1 3/8 in. Used for overcurrent protection in control panels, instrumentation, and power supplies where rapid response to faults is required
MERSEN
Fast-acting midget fuse rated 600 mA at 600 V AC. Non-indicating design with dimensions 13/32 in x 1 3/8 in. Used for overcurrent protection in control panels, instrumentation, and power supplies where rapid response to faults is required
Fast-acting cylindrical fuse from the HP15P Series, rated 40 A and 1.5 kV DC. Designed for overcurrent protection in photovoltaic systems, including solar panel strings and combiner boxes
MERSEN
Fast-acting cylindrical fuse from the HP15P Series, rated 40 A and 1.5 kV DC. Designed for overcurrent protection in photovoltaic systems, including solar panel strings and combiner boxes
Fast-acting cylindrical fuse rated 2 A at 250 V AC, with dimensions 5.1 mm x 20.1 mm. Provides overcurrent protection in control panels, power supplies, and industrial machinery
MERSEN
Fast-acting cylindrical fuse rated 2 A at 250 V AC, with dimensions 5.1 mm x 20.1 mm. Provides overcurrent protection in control panels, power supplies, and industrial machinery
The MERSEN RF15 is a Class H fast-acting cylindrical fuse rated 15 A at 250 V AC. It is non-indicating, meaning it does not provide a visual blown indication. This fuse is used for overcurrent protection in industrial electrical circuits, such as control panels and distribution equipment, where rapid response to short circuits is required
MERSEN
The MERSEN RF15 is a Class H fast-acting cylindrical fuse rated 15 A at 250 V AC. It is non-indicating, meaning it does not provide a visual blown indication. This fuse is used for overcurrent protection in industrial electrical circuits, such as control panels and distribution equipment, where rapid response to short circuits is required
Fast-acting cylindrical fuse rated 12 A and 1000 V DC with AC/DC voltage compatibility. Provides overcurrent protection in DC circuits such as solar photovoltaic systems, combiner boxes, and inverters
MERSEN
Fast-acting cylindrical fuse rated 12 A and 1000 V DC with AC/DC voltage compatibility. Provides overcurrent protection in DC circuits such as solar photovoltaic systems, combiner boxes, and inverters
Fast-acting midget fuse rated 500 mA, 600 V AC and 600 V DC. Measures 13/32 in x 1 1/2 in. Used for overcurrent protection in control panels, instrumentation, and power supplies where rapid interruption is required
MERSEN
Fast-acting midget fuse rated 500 mA, 600 V AC and 600 V DC. Measures 13/32 in x 1 1/2 in. Used for overcurrent protection in control panels, instrumentation, and power supplies where rapid interruption is required