Unlock System 550’s Full Potential
System 550 is a next-generation modular control system that integrates temperature, humidity, and pressure regulation with industry-first A2L refrigerant leak detection. With optional two-way cloud connectivity for real-time monitoring and alerts, it is built to support smarter HVAC-R applications.
Modular control built for performance, compliance, and flexibility.
System 550 is a powerful multi-stage control solution that combines temperature, humidity, and pressure management with plug-and-play compliance for A2L refrigerant leak detection and mitigation.
- Built on more than 105 years of trusted PENN technology, it delivers proven reliability for demanding applications.
- Its modular design gives users the power, versatility, and value needed to support a wide range of HVAC-R control strategies.
Smart Modular Control with Built-In A2L Leak Detection & Cloud Connectivity
System 550 helps simplify compliance, consolidate multiple control functions, and improve visibility into system performance with a flexible platform built for modern HVAC-R applications.
New & Evolving Regulations
Meeting new refrigerant regulations can create pressure on time, resources, and internal expertise.
System 550 is designed specifically to support compliance with A2L refrigerant requirements through advanced leak detection and mitigation functionality.
Multiple Control Parameters
Managing multiple controllers can be costly, time-consuming, and inefficient.
PENN System 550 combines multi-stage temperature, humidity, and pressure control with A2L refrigerant leak detection in one streamlined, easy-to-use solution.
Minimizing System Downtime
Every minute a system is not operating properly can impact performance, safety, and the bottom line.
With advanced features and early-alert capabilities, PENN System 550 helps reduce downtime, protect product quality, and support occupant comfort and productivity.
A2L Refrigerant Leak Detection & Mitigation
Comply with the latest A2L refrigeration regulations while supporting temperature, humidity, and pressure control needs.
Simple, User-Friendly Setup
An intuitive menu makes it easy to configure a C550 control module to match your application requirements.
Cloud Connectivity & Alerts
Monitor systems remotely, receive alerts, and adjust configuration settings through Controls System Cloud.
High Performance & Reliability
Maximize equipment uptime and help optimize system efficiency with a platform built for dependable operation.
Unlock System 550’s full solution with our multistage controller and A2L refrigerant sensors — all connected through Controls System Cloud.
Multi-Stage Controller
- Supports temperature, humidity, and pressure control across a wide range of HVAC-R applications.
- The modular electronic control system supports up to 3 sensors in any combination, along with up to 10 relay and/or analog outputs.
- Helps support better decision-making to optimize uptime, occupant comfort, and system safety.
A2L Refrigerant Leak Detection & Mitigation
- Plug-and-play A2L leak sensing and mitigation helps support compliance with evolving regulation deadlines.
- Speed-of-sound A2L sensor technology delivers a response time of less than 7 seconds (T25) and a warm-up time of less than 5 seconds.
- A2L refrigerant sensors communicate with the C550CCN control module via Modbus, making it easy to identify leak events and sensor faults.
- The C550CCN control module supports up to 6 A2L refrigerant sensors.
- Modbus end-of-life notifications help prevent unnecessary system downtime.
Controls System Cloud
- Provides remote monitoring of HVAC-R system health from virtually anywhere, along with the ability to change menu settings and review or download trend data.
- System data can be used to prioritize service and potentially eliminate some on-site calls.
- Trend data helps pinpoint issues early so preventive maintenance can be performed more effectively.
- Operates under high-level cybersecurity protocols to help reduce cyber-attack risk.