BECKWITH ELECTRIC M-4272 is a high-performance digital motor bus transfer system developed by Beckwith Electric for critical industrial and power plant power distribution control. As a core intelligent power switching protection device, the M-4272 integrates multi-mode bus transfer logic, precise voltage and phase detection, and comprehensive system monitoring functions. It is widely deployed in thermal power plants, petrochemical refineries, mining facilities, steel mills, water treatment plants and continuous-process industrial sites, ensuring uninterrupted power supply and stable operation of critical motor bus loads.
The product images shown are not actual photos. There are still more models that have not been launched yet.
Product Specifications
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Brand: BECKWITH ELECTRIC
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Model: M-4272
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Condition: New, Original Authentic
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Availability: In Stock
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Delivery Time: Within 3 working days after payment confirmation
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Guarantee: 12-month professional warranty
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Transfer Modes: Supports Fast Transfer, In-Phase Transfer, Residual Voltage Transfer and Fixed-Time Transfer, adaptive automatic mode switching
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Operating Temperature: -20°C to 70°C, suitable for industrial power control rooms and harsh on-site power distribution environments
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Size/Weight: Standard 4-unit panel mounting structure, compact integrated design for cabinet embedded installation
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Communication & Control: Built-in event sequence recording and oscillograph recording functions, supports multi-breaker configuration expansion and multi-group parameter profile switching
Key Features & Advantages
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Multi-Mode Adaptive Bus Transfer Technology: The BECKWITH ELECTRIC M-4272 features four mainstream motor bus transfer modes, which can automatically match the optimal switching strategy according to real-time power system conditions. When the main power supply fails, it quickly and smoothly switches to the backup power source, effectively avoiding production shutdown and equipment damage caused by power interruption. It supports one-way and bidirectional automatic and manual transfer, fully adapting to complex industrial power distribution switching requirements.
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High-Reliability Power Continuity Protection: Designed for critical continuous production scenarios, the M-4272 realizes precise phase and voltage monitoring during power switching. It eliminates inrush current and impact load risks during bus reconnection, ensuring safe and stable transfer of motor loads. With integrated fault recording and event monitoring functions, it provides accurate data support for power system fault analysis and daily operation optimization.

