APSmart RSD-D-20 (Duo) 1500V UL/1000V TUV 0.5m Input/2.2m
MPN No: RSD-D-20
Expected ship date Feb 23 - Mar 02
In Stock
$58.00
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RSD-D-20
MPN No: RSD-D-20
Expected ship date Feb 23 - Mar 02
In Stock
$58.00
1500V UL / 1000V TÜV | 0.5m Input / 2.2m Output Leads
The APSmart RSD-D-20 (Duo) is a dual-module rapid shutdown device engineered for high-voltage commercial and residential PV systems. Designed to meet NEC rapid shutdown requirements, this unit supports up to 1500V (UL) and 1000V (TÜV) system configurations, making it ideal for modern string inverter and large-array installations.
With dual-input capability, the RSD-D-20 allows you to connect two modules per unit, reducing hardware count and simplifying system layout while maintaining safety compliance.
Dual-Module (Duo) Configuration
Connect two PV modules to a single RSD unit — reducing rooftop hardware and optimizing installation efficiency.
NEC Rapid Shutdown Compliance
Designed to meet rapid shutdown requirements when paired with a compatible transmitter.
High Voltage Capability
Rated for up to 1500V UL systems, supporting modern high-voltage commercial arrays.
Factory-Installed Leads
Includes 0.5m input leads and 2.2m output leads for flexible installation and cleaner wire management.
Automatic Module-Level Shutdown
When the rapid shutdown signal is removed, modules are quickly de-energized to safe levels.
Commercial rooftop systems
Large residential arrays
High-voltage string inverter systems
Projects requiring NEC rapid shutdown compliance
1000V and 1500V DC system architectures
Need help confirming compatibility with your inverter or layout? Contact PowerPlan Solar Design for system guidance and compliance support.
| Specification | Details |
|---|---|
| Manufacturer | APSmart |
| Model | RSD-D-20 (Duo) |
| Configuration | Dual Module (2 Modules per Unit) |
| UL System Voltage | 1500V DC |
| TÜV System Voltage | 1000V DC |
| Max Input Current | Up to 20A per input (verify per module spec) |
| Number of Inputs | 2 |
| Input Lead Length | 0.5 meters |
| Output Lead Length | 2.2 meters |
| Connector Type | MC4 Compatible |
| Operating Temperature | -40°F to +185°F (-40°C to +85°C) |
| Enclosure Rating | Outdoor Rated (IP68 typical for series) |
| Mounting | Module Frame or Rail Mount |
The RSD-D-20 remains in operational mode during normal system activity. If AC power is shut off or the rapid shutdown transmitter signal is interrupted, the device automatically reduces module voltage to safe levels in accordance with NEC requirements — protecting first responders and service technicians.
APSmart is known for dependable module-level power electronics and safety devices used in residential and commercial PV systems worldwide. Their rapid shutdown solutions are engineered for reliability, easy installation, and seamless integration with leading inverter brands.
Designed for rooftop installation
Must be paired with compatible rapid shutdown transmitter
Install per NEC guidelines and local AHJ requirements
Professional installation recommended