R1224JS-28 voltage regulator, 28 volt

The **R1224JS‑28 Voltage Regulator** is a **solid‑state alternator voltage regulator** manufactured by **Plane Power** for 28‑volt aircraft electrical systems. It is designed as a modern replacement for legacy regulators and is commonly used in **Jasco alternator conversion kits** and similar installations where a 3‑hole mounting regulator is required. The R1224JS‑28 provides stable voltage control and electrical protection, helping maintain proper alternator output and safeguard aircraft electrical systems. --- ## Applications - Voltage regulation for **28‑volt aircraft electrical systems** - Designed for use with **Jasco alternator conversion kits** and compatible alternator configurations - Suitable for certified general aviation aircraft requiring solid‑state voltage control --- ## Why CJ Aerospace? CJ Aerospace supplies trusted aviation electrical and alternator system components. We offer fast local delivery, expert technical support, and industry‑proven products that keep operations moving. - 🇦🇺 **Australian‑owned & operated** - 📦 **Stocked locally in Australia for fast dispatch** - 🔍 **Specialist knowledge of aircraft electrical systems** - 🧰 **Used by leading MROs & maintenance professionals** > ✉️ [Contact us sales@cjaerospace.com.au](mailto:sales@cjaerospace.com.au) > Need installation guidance or technical documentation? Contact CJ Aerospace for expert support.

- **Solid‑state design** for enhanced reliability compared with mechanical regulators - **28‑volt regulated output** for aircraft electrical systems - **Over‑voltage protection** to guard avionics and electrical components - **Field short protection** to limit alternator field faults - **Reverse battery protection** for enhanced electrical safety - **Precision load‑sharing support** for installations with multiple alternators - Alternator inoperative lamp compatibility