| Product Type | Automatic circuit breaker - plug-in module |
| Form Factor | Rack-mountable module |
| Power Requirements | AC 208 V, 20 A, 3-phase |
| Frequency Required | 60 Hz |
| Input Voltage Range | AC 200 - 240 V |
| Designed For | APC Symmetra PX (10kW to 100kW scalable systems) |
| Max Electric Current | 20 A |
| Cable Type | Integrated power cable |
| Cable Length | 28 ft |
| Circuit Protection | Circuit breaker |
| Indicators | LCD display, LED indicators |
| Manufacturer Warranty | 1-year warranty |
APC IT Power Distribution Module 3 Pole 20A L21-20, 860cm

Key Benefits
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- Designed exclusively for APC Symmetra PX scalable solutions, ensuring seamless integration and reliability
- Features remote management and diagnostic display options, improving system visibility and reducing downtime
- TAA compliance and UL certification support federal procurement standards and safety assurance
Product Overview
The APC IT Power Distribution Module (PDM3520L2120-860) is an automatic circuit breaker plug-in module engineered for reliable and scalable power delivery in enterprise IT environments. Supporting 3-phase AC 208V input/output and using NEMA L21-20 connectors, it manages 20A maximum current through an integrated 28-foot power cable. With SNMP and HTTP remote management, diagnostic LCD and LED indicators, and circuit breaker protection, this unit enables proactive IT infrastructure management.
Purpose-built for APC Symmetra PX systems (10kW–100kW), the module improves deployment flexibility and operational integrity. It adheres to UL and RoHS standards, includes TAA compliance, and is backed by a 1-year warranty, ensuring robustness for critical environments.
Specifications
Product Overview
Physical & Environmental
| Width | 17.5 in |
| Depth | 16 in |
| Height | 5 in |
| Weight | 12.57 lbs |
| Shipping Width | 17.5 in |
| Shipping Depth | 16 in |
| Shipping Height | 5 in |
| Shipping Weight | 13.89 lbs |
Cloud Management & Licensing
| Management Interface | Web (HTTP), SNMP |
Interfaces
| Input Connector Type | NEMA L21-20 |
| Output Connector Type | NEMA L21-20 |
| Input Connectors | 1 x NEMA L21-20 |
| Output Connectors | 1 x NEMA L21-20 |
| Input Wiring | 3-phase |
| Remote Management Protocols | SNMP, HTTP |
Compliance & Origin
| Compliant Standards | UL, RoHS Exemption 7b |
| TAA Compliant | Yes |
| Country of Origin | United States |
Advanced Security Features
| Remote Access Security | Password-protected SNMP/HTTP management |