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 Solar Fuse: DCT Series, Fast-Acting, 30 A - Fast-Acting Cylindrical Fuses
MERSENFast-Acting Cylindrical Fuses

MERSEN Solar Fuse: DCT Series, Fast-Acting, 30 A

The MERSEN DCT Series Solar Fuse is a fast-acting cylindrical fuse rated at 30 A and 1,000 V DC, with AC/DC voltage compatibility. This fuse, model DCT30-2, is designed for overcurrent protection in solar applications.

SKU 3G-OTH-26405

Brand
MERSEN
Item
Solar Fuse: DCT Series, Fast-Acting, 30 A
Category
Fast-Acting Cylindrical Fuses
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
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

Technical Specifications

MERSEN
Manufacturer Part Number
DCT30-2
Series
DCT
Voltage Compatability
AC/DC
View Full Spec Sheet

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 DCT Series Solar Fuse is a fast-acting cylindrical fuse rated at 30 A and 1,000 V DC, with AC/DC voltage compatibility. This fuse, model DCT30-2, is designed for overcurrent protection in solar applications.

Frequently Asked Questions

What is the MERSEN DCT30-2 solar fuse used for?

The MERSEN DCT30-2 is a fast-acting cylindrical fuse rated 30 A and 1,000 V DC, designed for overcurrent protection in solar photovoltaic systems. It safeguards inverters, combiner boxes, and panel strings from fault currents, ensuring reliable DC-side protection in commercial and utility-scale solar installations.

What are the specifications of the MERSEN DCT30-2 fuse?

The MERSEN DCT30-2 is part of the DCT Series, rated 30 A and 1,000 V DC with AC/DC voltage compatibility. It is a fast-acting cylindrical fuse with manufacturer part number DCT30-2. These specs ensure precise overcurrent protection for solar DC circuits up to 1,000 V.

Where to buy the MERSEN DCT30-2 fuse worldwide?

3G Electric supplies the MERSEN DCT30-2 solar fuse worldwide, handling full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source genuine MERSEN DCT Series fuses and support procurement for solar projects across all regions.

How to select the correct MERSEN DCT30-2 fuse for a solar system?

Select the MERSEN DCT30-2 fuse by matching its 30 A rating and 1,000 V DC voltage to your solar string's maximum current and system voltage. Ensure the fast-acting characteristic aligns with your inverter and panel protection requirements. Consult system design specs for proper coordination.

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 →

Similar products

Matched by specification & description
Solar Fuse: DCT Series, Fast-Acting, 10 A, 1,000 V DC (MPN DCT10-2). Key specifications — Series: DCT; Brand: MERSEN; Voltage Compatability: AC/DC.
MERSEN
Solar Fuse: DCT Series, Fast-Acting, 10 A, 1,000 V DC (MPN DCT10-2). Key specifications — Series: DCT; Brand: MERSEN; Voltage Compatability: AC/DC.
Solar Fuse: DCT Series, Fast-Acting, 20 A, 1,000 V DC (MPN DCT20-2). Key specifications — Series: DCT; Brand: MERSEN; Voltage Compatability: AC/DC.
MERSEN
Solar Fuse: DCT Series, Fast-Acting, 20 A, 1,000 V DC (MPN DCT20-2). Key specifications — Series: DCT; Brand: MERSEN; Voltage Compatability: AC/DC.
Solar Fuse: DCT Series, Fast-Acting, 1 A, 1,000 V DC (MPN DCT1-2). Key specifications — Series: DCT; Brand: MERSEN; Voltage Compatability: AC/DC.
MERSEN
Solar Fuse: DCT Series, Fast-Acting, 1 A, 1,000 V DC (MPN DCT1-2). Key specifications — Series: DCT; Brand: MERSEN; Voltage Compatability: AC/DC.
Solar Fuse: DCT Series, Fast-Acting, 2 A, 1,000 V DC (MPN DCT2-2). Key specifications — Series: DCT; Brand: MERSEN; Voltage Compatability: AC/DC.
MERSEN
Solar Fuse: DCT Series, Fast-Acting, 2 A, 1,000 V DC (MPN DCT2-2). Key specifications — Series: DCT; Brand: MERSEN; Voltage Compatability: AC/DC.
Solar Fuse: DCT Series, Fast-Acting, 25 A, 1,000 V DC (MPN DCT25-2). Key specifications — Series: DCT; Brand: MERSEN; Voltage Compatability: AC/DC.
MERSEN
Solar Fuse: DCT Series, Fast-Acting, 25 A, 1,000 V DC (MPN DCT25-2). Key specifications — Series: DCT; Brand: MERSEN; Voltage Compatability: AC/DC.
Solar Fuse: DCT Series, Fast-Acting, 15 A, 1,000 V DC (MPN DCT15-2). Key specifications — Series: DCT; Brand: MERSEN; Voltage Compatability: AC/DC.
MERSEN
Solar Fuse: DCT Series, Fast-Acting, 15 A, 1,000 V DC (MPN DCT15-2). Key specifications — Series: DCT; Brand: MERSEN; Voltage Compatability: AC/DC.

More from MERSEN

View all MERSEN parts →
MERSEN Fuse: GSD Series, Fast-Acting, 2 A, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN GSD2). Key specifications — Brand: MERSEN; Series: GSD; Equivalent Fuse Series: GDA, S501, 216 & GSD.
MERSEN
MERSEN Fuse: GSD Series, Fast-Acting, 2 A, 250 V AC, Non-Indicating, 5 mm x 20 mm (MPN GSD2). Key specifications — Brand: MERSEN; Series: GSD; Equivalent Fuse Series: GDA, S501, 216 & GSD.
Solar Fuse: HP15MxxR Series, Gen Purpose, 15 A, 1.5 kV DC (MPN HP15M15R). Key specifications — Series: HP15MxxR; Brand: MERSEN.
MERSEN
Solar Fuse: HP15MxxR Series, Gen Purpose, 15 A, 1.5 kV DC (MPN HP15M15R). Key specifications — Series: HP15MxxR; Brand: MERSEN.
MERSEN Fuse: SBS Series, Midget, Fast-Acting, 600 mA, 600 V AC, 13/32 in x 1 3/8 in, Non-Indicating (MPN SBS8/10). Key specifications — attr1287209: SBS; attr211192: MERSEN.
MERSEN
MERSEN Fuse: SBS Series, Midget, Fast-Acting, 600 mA, 600 V AC, 13/32 in x 1 3/8 in, Non-Indicating (MPN SBS8/10). Key specifications — attr1287209: SBS; attr211192: MERSEN.
Solar Fuse: HP15P Series, Gen Purpose, 40 A, 1.5 kV DC (MPN HP15P40). Key specifications — Series: HP15P; Brand: MERSEN.
MERSEN
Solar Fuse: HP15P Series, Gen Purpose, 40 A, 1.5 kV DC (MPN HP15P40). Key specifications — Series: HP15P; Brand: MERSEN.
MERSEN Fuse: GGM Series, Fast-Acting, 2 A, 250 V AC, 5.1 mm x 20.1 mm (MPN GGM2). Key specifications — attr211187: MERSEN; attr1287207: GGM.
MERSEN
MERSEN Fuse: GGM Series, Fast-Acting, 2 A, 250 V AC, 5.1 mm x 20.1 mm (MPN GGM2). Key specifications — attr211187: MERSEN; attr1287207: GGM.
MERSEN Fuse: Class H, RF Series, Fast-Acting, 15 A, 250 V AC, Non-Indicating (MPN RF15). Key specifications — Manufacturer Part Number: RF15; Brand: MERSEN; Series: RF.
MERSEN
MERSEN Fuse: Class H, RF Series, Fast-Acting, 15 A, 250 V AC, Non-Indicating (MPN RF15). Key specifications — Manufacturer Part Number: RF15; Brand: MERSEN; Series: RF.
Solar Fuse: DCT Series, Fast-Acting, 12 A, 1,000 V DC (MPN DCT12-2). Key specifications — Series: DCT; Brand: MERSEN; Voltage Compatability: AC/DC.
MERSEN
Solar Fuse: DCT Series, Fast-Acting, 12 A, 1,000 V DC (MPN DCT12-2). Key specifications — Series: DCT; Brand: MERSEN; Voltage Compatability: AC/DC.
MERSEN Fuse: ATM Series, Midget, Fast-Acting, 500 mA, 600 V AC, 600 V DC, 13/32 in x 1 1/2 in (MPN ATM1/2). Key specifications — attr1287209: ATM; attr211192: MERSEN.
MERSEN
MERSEN Fuse: ATM Series, Midget, Fast-Acting, 500 mA, 600 V AC, 600 V DC, 13/32 in x 1 1/2 in (MPN ATM1/2). Key specifications — attr1287209: ATM; attr211192: MERSEN.