ABB lw140 terminal enlargements

Why Choose the ABB LW140 Terminal Enlargement?

The ABB LW140 (Part Number: 1SFN074207R1000) is a high-quality terminal enlargement accessory designed for ABB AF116 to AF146 series contactors. Engineered for industrial motor control and automation systems, the LW140 increases terminal connection capacity, making it easier to connect larger conductors and multiple cables within demanding industrial installations.

Designed as a 3-pole terminal enlargement piece, the LW140 provides additional terminal extension space for screw terminal contactors. Manufactured using industrial-grade conductive and insulated materials, it supports reliable electrical connections while simplifying wiring and installation inside industrial switchboards and control panels.

The ABB LW140 is widely used by panel builders, OEM machine manufacturers and industrial automation engineers requiring improved cable termination flexibility for ABB AF contactors. Its ABB-engineered fitment ensures seamless compatibility and dependable long-term operation in industrial motor control applications.

Key Advantages

• Provides additional terminal connection capacity for industrial contactors.
• Compatible with ABB AF116 to AF146 contactors.
• Supports easier connection of larger conductors and multiple cables.
• Designed for reliable industrial electrical installations.
• Industrial-grade insulated construction.
• Supports organised and professional switchgear assembly.

Key Features

• ABB LW140 terminal enlargement.
• Part number: 1SFN074207R1000.
• 3-pole terminal enlargement accessory.
• Suitable for ABB AF and AFB contactor series.
• Industrial terminal extension accessory.
• Designed for screw terminal contactors.
• Compact installation design.
• Industrial-grade construction for long-term durability.

Technical Specifications

• Manufacturer: ABB
• Series: LW Terminal Enlargement Accessories
• Model: LW140
• Part number: 1SFN074207R1000
• Product type: Terminal enlargement
• Accessory type: Terminal extension piece
• Configuration: 3-pole
• Compatible contactors: AF116, AF140, AF146, AF116B, AF140B, AF146B
• Terminal type: Screw terminals
• Material: Industrial insulated conductive assembly
• Mounting type: Direct contactor terminal mounting
• Dimensions (W × H × D): approx. 108 × 70 × 15 mm
• Weight: approx. 0.115 kg
• Standards: CE, UKCA, UL recognised

Improved Wiring Flexibility for Industrial Contactors

Terminal enlargement accessories are important components used to increase conductor connection space within industrial control panels and motor starter assemblies. The ABB LW140 helps simplify cable installation while supporting secure and reliable electrical connections for higher-capacity motor control systems.

ABB contactor accessories are engineered for demanding industrial environments where operational reliability, installation flexibility and long-term durability are critical. The LW140 supports professional switchgear assembly while helping maintain dependable electrical performance in industrial motor control systems.

Typical Applications

• Industrial motor starters and switchgear.
• Industrial automation and PLC control panels.
• OEM machinery and equipment.
• Power distribution and control systems.
• Industrial switchboards and MCC panels.
• High-capacity cable termination applications.

Trusted by Industrial Automation Professionals

ABB terminal accessories such as the LW140 are trusted worldwide for dependable electrical connections, reliable contactor integration and long-term industrial durability.