Hoymiles HMS Extension Connector Extension Connector
Modelo: Extension Connector- Sku: HOYMACC004
- Vendor: Hoymiles
Specifications
Product description
The Hoymiles HMS Extension Connector is an official accessory designed to extend the length of the 10 AWG Trunk Cable in Hoymiles microinverter systems. It allows two sections of the trunk cable to be securely and watertightly joined, maintaining electrical continuity and ensuring reliable installation in outdoor or indoor environments.
Main features
- Splice for 10 AWG Trunk Cable from the HMS series
- Watertight connection with locking via screw thread and internal gasket
- IP67 protection rating, resistant to water, dust, and UV rays
- Suitable for up to 600 V AC and 35 A current
- Compact, robust design, and easy to install without special tools
Advantages or benefits
- Allows easy extension of the main wiring in large solar installations
- Avoids having to replace long cable sections due to insufficient length
- Compatible with the entire HMS, HMT, and MIT microinverter series
- Quick installation, without complex electrical splices or junction boxes
Purpose or applications
This connector is used exclusively to extend the Hoymiles AC Trunk Cable in solar installations with HMS microinverters. It is especially useful in dispersed residential projects, industrial or commercial installations with large physical extension, where it is necessary to join several trunk cable segments without compromising electrical safety.
Technical specifications
| Product name | Hoymiles HMS Extension Connector |
| Connector type | AC Splice for Trunk Cable |
| Nominal voltage | Up to 600 V AC |
| Supported current | 30–35 A (according to regulations and section) |
| Compatibility | 10 AWG Trunk Cable for HMS |
| Protection | IP67 (properly connected) |
| Material | Technical plastic + treated metal contacts |
Compatibilities
This product is compatible with: Hoymiles AC Trunk Cable 10 AWG and all microinverters connected through this system, such as: HMS-450-1T, HMS-500-1T, HMS-800-2T, HMS-1000-2T, HMS-1600-4T, HMS-1800-4T, HMS-2000-4T, HMT-1600-4T, HMT-1800-4T, HMT-2000-4T, HMT-2250-6T, MIT-5000-8T.
Hoymiles HMS Extension Connector is the ideal solution to extend your microinverter system without interruptions. Robust, secure, and certified connection for maximum peace of mind in your solar installations.
Have a question?

Hoymiles HMS Extension Connector Extension Connector





