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MERSEN Solar Fuse: DCT Series, Fast-Acting, 20 A - Fast-Acting Cylindrical Fuses
MERSENFast-Acting Cylindrical Fuses

MERSEN Solar Fuse: DCT Series, Fast-Acting, 20 A

The MERSEN DCT Series Solar Fuse is a fast-acting cylindrical fuse rated at 20 A and 1,000 V DC, with AC/DC voltage compatibility. This model, MPN DCT20-2, is designed for overcurrent protection in solar applications.

SKU 3G-OTH-26281

Also listed as: DCT202 · DCT20 2

Brand
MERSEN
Item
Solar Fuse: DCT Series, Fast-Acting, 20 A
Category
Fast-Acting Cylindrical Fuses
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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
DCT20-2
Series
DCT
Voltage Compatability
AC/DC

Technical Documents

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

Product Description

The MERSEN DCT Series Solar Fuse is a fast-acting cylindrical fuse rated at 20 A and 1,000 V DC, with AC/DC voltage compatibility. This model, MPN DCT20-2, is designed for overcurrent protection in solar applications.

Frequently Asked Questions

What is the MERSEN DCT Series Solar Fuse used for?

The MERSEN DCT Series Solar Fuse (MPN DCT20-2) is a fast-acting cylindrical fuse rated at 20 A and 1,000 V DC. It provides overcurrent protection in solar photovoltaic systems, safeguarding inverters, combiner boxes, and panel strings from fault currents.

What are the specifications of the MERSEN DCT20-2 fuse?

The MERSEN DCT20-2 is a fast-acting cylindrical fuse from the DCT Series. It is rated at 20 A and 1,000 V DC, with AC/DC voltage compatibility. The brand is MERSEN, and the manufacturer part number is DCT20-2. It is designed for solar overcurrent protection.

Where to buy MERSEN DCT20-2 solar fuses worldwide?

You can source the MERSEN DCT20-2 solar fuse through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to select the correct MERSEN DCT solar fuse for your system?

To select the correct MERSEN DCT solar fuse, match the voltage rating (1,000 V DC) and current rating (20 A) to your system's maximum voltage and expected fault current. Ensure the fuse is fast-acting for sensitive solar electronics. Consult the system design specifications 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.

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Cross-referenced by specification & description
Solar Fuse: DCT Series, Fast-Acting, 10 A, 1,000 V DC (MPN DCT10-2)
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