| Product Type | Automatic circuit breaker - plug-in module |
| Part Number | PDM3520L2120-560 |
| UPC | 731304265238 |
| Product Family | Power Equipment |
| Form Factor | Plug-in module |
| Max Electric Current | 20 A |
| Input Voltage | AC 208 V |
| Input Voltage Range | AC 200 - 240 V |
| Output Voltage | AC 208 V |
| Input Wiring | 3-phase |
| Frequency Required | 60 Hz |
| Circuit Protection | Circuit breaker |
| Weight | 10.58 lbs |
| Power Requirements | AC 208V, 20A, 60Hz, 3-phase |
APC IT Power Distribution Module 20A L21-20 560cm Plug-in

Key Benefits
AI-Powered Summaries from Online Customer Reviews
Eye-Insights™ are generated by proprietary AI that analyzes real online customer reviews to highlight top pros and key product features. While we aim for accuracy, insights are provided “as-is” and individual results may vary.
- Purpose-built for seamless integration with APC Symmetra PX scalable systems, ensuring infrastructure compatibility and operational efficiency
- Supports SNMP and HTTP management protocols, allowing integration with existing network monitoring solutions for proactive power management
- TAA compliance and UL certification make it ideal for enterprise and government deployments with strict regulatory requirements
Product Overview
The APC IT Power Distribution Module (PDM3520L2120-560) is a 20A 3-phase circuit breaker designed for robust power distribution in enterprise IT systems. With AC 208V input/output via NEMA L21-20 connectors and an integrated 18.4 ft cable, it simplifies deployment while ensuring high throughput. The unit features LCD and LED indicators and supports SNMP/HTTP remote management for real-time monitoring. Compact and UL-compliant, it's engineered for Symmetra PX scalable power systems and meets TAA requirements for government-grade reliability.
Specifications
Product Overview
Cloud Management & Licensing
| Remote Management Interface | SNMP, HTTP |
| Display Indicators | LCD display, LED indicators |
Compliance & Origin
| Compliant Standards | UL, RoHS Exemption 7b |
| Country of Origin | United States |
| TAA Compliant | Yes |
Warranty & Support
| Manufacturer Warranty | 1-year limited warranty |
Interfaces
| Input Connector Type | NEMA L21-20 |
| Output Connector Type | NEMA L21-20 |
| Number of Output Connectors | 1 |
| Power Output Connectors Details | 1 x power NEMA L21-20 |
| Integrated Cable | Yes |
| Cable Length | 18.4 ft |
Physical & Environmental
| Dimensions (W x D x H) | 17.5 in x 16 in x 5 in |
| Width | 17.5 in |
| Depth | 16 in |
| Height | 5 in |
| Shipping Width | 17.5 in |
| Shipping Depth | 16 in |
| Shipping Height | 5 in |
| Shipping Weight | 11.9 lbs |
Compatibility
| Compatible Systems | Symmetra PX 10kW to 100kW scalable systems |