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Mean Well NDR-120-12 120W 12V 10A DIN Rail Power Supply
Mean Well NDR-120-12 120W 12V 10A DIN Rail Power Supply - Image 2
Mean Well NDR-120-12 120W 12V 10A DIN Rail Power Supply - Image 3

Mean Well NDR-120-12 120W 12V 10A DIN Rail Power Supply

Manufacturer: Mean Well
Model: NDR-120-12
Type: Industrial DIN rail switching power supply
Output: 12 VDC, 10 A (120 W)
Input Voltage: 90 – 264 VAC / 127 – 370 VDC
Efficiency: 85.5% (Typ.)
Mounting: DIN rail TS-35/7.5 or 15
Dimensions: 40 × 125.2 × 113.5 mm (W × H × D)

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Product Description

TOMZN TOB1Z-125 2P 125A DC circuit breaker is designed for photovoltaic solar systems, battery energy storage systems, and DC power distribution applications. Featuring a 2-pole configuration and high current capacity, it provides reliable overload and short-circuit protection for DC circuits up to 600V. The breaker adopts fast arc extinguishing technology to improve operational safety and system stability. With DIN rail mounting and compact modular design, it is widely used in solar combiner boxes, inverter systems, and renewable energy installations.

Standard Features

  • DC Circuit Protection: Protects photovoltaic and battery systems against overload and short circuit faults

  • High Voltage Capability: Supports DC systems up to 600V

  • Fast Arc Extinguishing: Improves safety during DC fault interruption

  • Solar Application: Suitable for PV combiner boxes and inverter protection

  • DIN Rail Mounting: Easy installation inside electrical enclosures

  • Compact Modular Design: Saves wiring and cabinet space

  • Reliable Switching: Stable performance in renewable energy systems

  • Industrial Durability: Long service life for demanding DC applications

Technical Specifications

ParameterSpecification
ManufacturerTOMZN
ModelTOB1Z-125
Device TypeDC Circuit Breaker
Poles2P
Rated Current125A
Rated VoltageDC 600V
Breaking Capacity6kA
FrequencyDC Application
Tripping CharacteristicThermal Magnetic
Arc ExtinguishingMagnetic Blowout System
Mechanical Life20,000 Operations
Electrical Life10,000 Operations
Mounting Type35mm DIN Rail
Protection DegreeIP20
Operating Temperature-25°C to +70°C
ApplicationSolar PV / Battery Energy Storage
Compliance StandardIEC 60947-2

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