Description
Fronius 43.0002.04521 Switch WAP205 / HLT40 / 4E/DC
The Fronius 43.0002.04521 is a rotary isolator switch designed for use with compatible Fronius inverter systems. This switch assembly is commonly used in DC isolation and control applications within inverter units.
Product Details:
• Part number: 43.0002.04521
• Switch type: WAP205 / HLT40 / 4E/DC
• Rotary isolator switch
• Suitable for compatible Fronius inverter models
• Replacement inverter component
Ideal for replacing worn or faulty isolator switches in supported Fronius systems.
Why Buy From Us?
• Fully tested and inspected
• VAT invoice supplied
• 3-month warranty (unless otherwise stated)
• Renewable energy equipment specialists
• Fast UK dispatch
Please confirm compatibility with your inverter model before purchase.














