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DC Miniature Circuit Breaker, 2 Pole 1000V 25 Amp | DIN Rail Mount Isolator for Solar PV System, Thermal Magnetic Trip DC Disconnect Switch C25

  • Based on 149 reviews
Condition: New
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Availability: In Stock.
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Arrives Monday, Aug 10
Order within 20 hours and 55 minutes
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Size: 25A


Features

  • FUNCTIONS: Used to protect power distribution facilities from overload and short-circuit damage, and can also be used for control and isolation.
  • FAST TRIP: The electromagnetic trip system can trip immediately when the circuit is short-circuited to protect the safety of the circuit.
  • ARC EXTINGUISHING: DC arc extinguishing is more difficult than AC. This DC mini circuit breaker has a magnetic system to assist arc extinguishing.
  • APPLICATION: Used in DC power system, ship electric power system, solar photovoltaic system, or other DC system.
  • INSTALLATION: Screw clamp wires, 35mm DIN rail mount, or mount in a miniature breaker box with 35mm din rail inside.

Description

Warm Tips: AC has a zero-crossing point, but DC does not, so DC arc is more difficult to extinguish than AC arc, which is why AC circuit breakers can not be used for DC power, and DC circuit breakers can be used for AC power. This DC mini circuit breaker is equipped with a magnetic field system under the breaking contacts, which can pull the arc to the arc extinguishing chamber to assist arc extinguishing. This DC MCB has no polarity requirement in use, and the positive and negative poles can be inverted. However, the installation, use, and maintenance of DC circuits are based on polarity requirements. So, in order to provide reliable indication and reference for the distribution, we highly recommend that you connect the wires according to the marked polarity. The clamping design of the terminal block is designed to connect firmly, and the tightening torque is 2.5 N.m. ( Soft silicone wire needs to crimp fixed the wire end with copper crimp before wiring. ) Make sure that the wires are tightly connected when connecting to prevent loosening and heating. The surface of the terminal is tin-plated, and the plating layer can improve conductivity, corrosion resistance, and durability. Contacts are very important to circuit breakers, especially for DC distribution with high arc extinguishing requirements. Good contacts can reduce the heat generated by arcing during disconnection and reduce the wear of the contacts. This DC circuit breaker uses silver alloy contacts, which improves electrical durability, and protects your electricity safety for a long time. Install the 35mm DIN rail horizontally in a stable environment.

Brand: CHTAIXI


Current Rating: 25 Amps


Product Dimensions: 2.95"D x 1.42"W x 3.15"H


Circuit Breaker Type: Standard


Mounting Type: DIN Rail Mount


Brand Name: CHTAIXI


Model: DZ47Z-63


Part Number: 47Z63-2P1000


Manufacturer: CHTAIXI


Item Weight: 6.35 Ounces


Current Rating: 25 Amps


Circuit Breaker Type: Standard


Mounting Type: DIN Rail Mount


Number of Poles: 2


Voltage: 1000 Volts


Item Dimensions D x W x H: 2.95"D x 1.42"W x 3.15"H


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Monday, Aug 10

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Leasing options through Acima may also be available during checkout.

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Top Amazon Reviews


  • Exelent
Size: 25A
The product is of very high guality
Reviewed in the United States on June 22, 2026 by Adel Hernández pedro

  • Good value
Size: 25A
Great quality and takes care of the job
Reviewed in the United States on March 28, 2026 by William Jones

  • Excelente
Size: 25A
Buenísimo
Reviewed in the United States on November 2, 2025 by CAKES BODY de baja calidad

  • Works well
Size: 25A
Get them if you are installing panels
Reviewed in the United States on August 6, 2025 by Chazz

  • Supplied DIN rail is aluminum and flimsy
Size: 25A
I ended up not using the breaker in my project.
Reviewed in the United States on June 4, 2022 by Mike

  • Great product and service. Highly recommended!
Size: 25A
Great product and service. Highly recommended!
Reviewed in the United States on June 20, 2025 by Gordon Pritchard

  • Like These.
Size: 25A
Use the types for my two solar array systems. Thanks
Reviewed in the United States on January 16, 2025 by missisip

  • Breaker
Size: 25A
Good
Reviewed in the United States on November 15, 2024 by Mariano

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