Inner Diameter 343 Heavy-Wall Motor Housing With Base

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Inner Diameter 343 Heavy-Wall Motor Housing With Base

Product Description

This Heavy-Wall steel motor housing features an extra-large structural design with an inner diameter of 343mm, height of 450mm, and a material thickness of 6mm, offering top-level compression resistance, impact resistance, and deformation resistance. It is capable of reliably handling the extreme torque, high-frequency vibration, and strong impact loads generated during the operation of extra-large motors, providing an indestructible all-around protective barrier for internal motor components.
A dedicated terminal block is welded onto the housing using high-standard welding technology, featuring uniform and firm welds with excellent electrical conductivity, facilitating standardized connection and fixing of large-cross-section power wires, effectively avoiding poor contact or short circuit failures caused by loose wiring, significantly improving electrical connection safety and daily maintenance convenience.
A welded lifting lug is provided on the top with extremely strong load-bearing capacity, greatly facilitating hoisting, handling, and on-site installation and maintenance of extra-large motors, effectively improving operational efficiency and safety during assembly and repair, while reducing work risks.
A mounting foot is welded on the bottom, providing stable and reliable single-point support, facilitating precise positioning and secure fixation of motors in confined or limited spaces, while helping to simplify overall unit structural design and reduce installation costs.
This product is particularly suitable for extra-large industrial motors, mining ball mill motors, marine main propulsion motors, large compressor motors, power plant generators, shield machine main drive motors, and other applications.

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Who We Are

Your Reliable Motor Housing Manufacturing Partner

Jiangsu Yufeng Electric Co., Ltd. specializes in motor housing manufacturing, integrating stamping, welding assembly, machining, and surface treatment into one production system. With 30 years of industry focus and full-process production capabilities, we provide reliable solutions for household, industrial, and new energy applications.

Jiangsu Yufeng Electric Co., Ltd. specializes in motor housing manufacturing, integrating stamping, welding assembly, machining, and surface treatment into one production system. With 30 years of industry focus and full-process production capabilities, we provide reliable solutions for household, industrial, and new energy applications. 

  • 40+

    Years of Experience

  • 50+

    Countries of Operation

  • ISO 9001

    Quality System

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Jiangsu Yufeng Electric Co., Ltd.
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Latest Updates

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  • 2026-07-16

    Application of New Die-Casting Processes to Enhance the Overall Performance of Motor Housings

    With ongoing optimizations in die-casting processes, these techniques are now widely used in the production of motor housings. The new process results in a more compact overall structure, significantly improves the surface flatness and one-piece molding quality of the housing, and optimizes the design of the internal heat dissipation channels. Field tests have shown that these motor housings offer improved heat dissipation efficiency and structural stability under normal operating conditions, making them better suited for the assembly and long-term operation of small and medium-sized power motors. They are currently being gradually adopted in the manufacturing of general-purpose electromechanical equipment.

  • 2026-07-16

    Upgraded Motor Housing Protection Rating for Complex Operating Environments

    To meet the demands of outdoor, industrial, and humid environments, the motor housing has undergone a new round of upgrades in sealing and protection design. By optimizing the splicing structure and adding sealing accessories, the product effectively enhances dustproof and waterproof capabilities, making it suitable for dusty, high-humidity, and light-splash environments. Additionally, the housing is made of impact-resistant material, enhancing its resistance to vibration and impact. This further expands the application scenarios for motor-related products and meets the assembly requirements of sectors such as construction machinery and outdoor conveying equipment.

  • 2026-07-16

    Lightweight Materials Become a Trend, Balancing Strength and User Experience

    Lightweight design has become a development trend in the electromechanical accessories industry. New alloy materials are now being used for motor housings. While maintaining overall mechanical strength and compression resistance, the product’s weight has been reasonably reduced. This facilitates handling and assembly during production and reduces the load on the entire machine, contributing to energy-efficient operation. Currently, lightweight motor housings are gradually becoming widespread in applications such as home appliances, small automation equipment, and automotive motors.

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