Boost the versatility of Lovato GA100A switch-disconnectors with the GAX42100A fourth pole add-on accessory. The SKU GAX42100A provides a single additional pole with simultaneous closing operation, matching the main switch poles for reliable AC performance. Rated Ith 100 A with AC21A/AC22A/AC23A duties, it’s purpose-built for GA100A installations where a coordinated fourth pole is required in control panels and distribution boards.
Engineered to IEC/EN 60947 with UL and CSA conformity, this accessory delivers high dielectric strength (Ui 1000 V, Uimp 8 kV) and durability, with 30,000 mechanical and electrical cycles. It accepts 4 to 70 mm² conductors with 5 to 6 Nm terminal torque, and operates from -25 to +55 °C up to 3000 m altitude, Pollution Degree 3, ensuring robust, compliant integration in demanding industrial environments.
Key Benefits
Simultaneous-closing fourth pole for Lovato GA100A switch-disconnectors.
100 A Ith with AC23A duty up to 100 A at 400 V.
High insulation ratings: Ui 1000 V and Uimp 8 kV.
30,000 mechanical and electrical cycles for dependable longevity.
Accepts 4 to 70 mm² conductors; 5 to 6 Nm tightening torque.
Operates -25 to +55 °C; altitude up to 3000 m.
Complies with IEC/EN 60947, UL508, UL98 and CSA C22.2.
What’s Included
Lovato GAX42100A fourth pole add-on module
Manufacturer packaging
Basic installation and safety instructions
Applications
Adding a fourth pole to Lovato GA100A switch-disconnectors
Industrial control panels and distribution boards up to 100 A
AC isolation and switching per AC21A/AC22A/AC23A categories
Yes. It is specified as an accessory for the Lovato GA100A series.
Does the fourth pole close simultaneously with the main poles?
Yes. It is designed for simultaneous closing operation with the switch poles.
What current and insulation ratings does it offer?
It has an Ith of 100 A and a rated insulation voltage Ui of 1000 V.
What conductor sizes and torque should I use?
Use 4 to 70 mm² conductors and tighten terminals to 5 to 6 Nm.
Which standards does this accessory conform to?
It conforms to IEC/EN 60947-3 and 60947-1, UL508, UL98, and CSA C22.2.
Safety note: Install and commission only by qualified personnel. Isolate power before work, use specified conductor sizes and torque, and operate within stated environmental limits and standards.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...