Nale Electric is willing to work together with domestic and foreign merchants to create brilliance!
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The NLQ2-400-4P is built for demanding electrical environments requiring stable and reliable dual-power switching. With its 400A capacity and 4-pole design, it is suitable for three-phase four-wire systems and ensures safe isolation and switching between mains and backup sources.
Equipped with a high-precision electromechanical mechanism, the NLQ2-400-4P delivers:
Rapid automatic switching
Safe manual operation mode
Clear I/O position indicators
Stable performance even under heavy loads
Designed to guarantee uninterrupted power for critical facilities.
To meet global power safety standards, the product features:
Strong arc-suppression system
High-strength silver-alloy contact points
Optimized heat-dissipation
Compliance with IEC standards
This ensures the best long-term performance in factories, energy systems, and commercial buildings.
The NLQ2-400-4P is produced using an intelligent automated production line, ensuring:
Precise assembly
Stable quality consistency
Reduced error rate
Improved durability and reliability
This production advantage increases customer confidence and meets international procurement requirements.
To support partner brands and global distributors, we offer:
Private-label printing
Custom design & structure modifications
Custom packaging
Technical parameter adjustments
Supporting OEM/ODM allows your business to expand its product portfolio competitively.
The NLQ2-400-4P is ideal for:
Industrial plants
Data centers
Power distribution rooms
Commercial buildings
Backup generator systems
Renewable energy systems
Wherever stable dual-power control is needed, this model provides a dependable solution.
