Midnite Solar MNSSR-600S-SS Specifications
| Operating Voltage Range | 50-600 VDC |
| Maximum Input Voltage | 600 VDC |
| Maximum MPPT Input | 550 VDC |
| Continuous Operating Current | 12 A |
| Operating Temperature | -40 °C to 85 °C |
| Enclosure Rating | NEMA 4X |
| Connectors | Stäubli MC4 |
| Weight | 0.64 kg (23 oz) |
| Dimensions | 6 7/16" × 3 7/8" × 6 3/16" |
| Certifications | UL3741, UL1741 |
| Warranty Period | 25 Years |
| Package Quantity | 12 Units per Case |

Sol-Ark Residential & Commercial Hybrid Inverters
Check out our full section of Sol Ark hybrid inverters available for both residential and commercial applications.
Midnite Solar MNSSR-600S-SS Rapid Shut Down Device
SKU MIDNITE-RSD-MNSSR-600S-12PK
Midnite Solar MNSSR-600S-SS-12PK Rapid Shutdown Device (12-Unit Case)
The Midnite Solar MNSSR-600S-SS is a string-level SunSpec rapid shutdown receiver designed to meet NEC rapid shutdown safety requirements without the need for additional communication or grounding wires. This UL3741 certified device operates seamlessly with all SunSpec certified transmitters, whether integrated into inverters or installed as standalone units, providing a reliable safety solution for solar installations.
Sold in convenient 12-unit cases, the MNSSR-600S-SS features a robust NEMA 4X enclosure rated for outdoor use in extreme conditions from -40°C to 85°C. With a maximum operating voltage of 600VDC and continuous current capacity of 12A, this device provides essential safety functionality while maintaining system performance across a wide range of installation environments.
MNSSR-600S-SS RSD Features
- Universal Transmitter Support: Works with all SunSpec certified transmitters including Midnite Solar's MNSST-SINGLE, MNSST-DUAL, and MNSST-NAKED models for flexible system integration.
- Wireless Communication: Meets rapid shutdown requirements without dedicated communication or grounding wires, simplifying installation and reducing labor costs.
- Rugged Construction: NEMA 4X Enclosure - Weather-resistant housing with Stäubli MC4 connectors provides reliable outdoor performance in harsh environmental conditions.
- Extreme Temperature Rating: Functions reliably from -40°C to 85°C with continuous 12A current capacity, suitable for installations in diverse climates.
- UL3741 and UL1741 Listed: Meets stringent safety standards and is compatible with Iron Ridge racking systems and multiple inverter brands for code compliance.
Midnite Solar MNSSR-600S-SS RSD Applications
The MNSSR-600S-SS rapid shutdown receivers are compatible with a wide range of inverter systems for both residential and commercial installations. For residential applications, these devices integrate seamlessly with Midnite AIO, Sol Ark, and Solis inverters, providing reliable safety compliance for home solar systems. In commercial settings, the receivers work effectively with SMA Tri Power inverters for sloped roof installations and SMA Core inverters for flat roof applications.


Midnite Solar RSD MNSSR-600S-SS Review
The MNSSR-600S-SS represents Midnite Solar's commitment to practical safety solutions in solar installations. The device's wireless communication capability eliminates the complexity and cost associated with running dedicated communication wiring throughout solar arrays. The 25-year warranty period aligns with typical solar system lifespans, providing long-term reliability assurance for installers and system owners.
These rapid shutdown receivers excel in applications where code compliance must be balanced with installation efficiency. The robust NEMA 4X enclosure and wide temperature range make them suitable for diverse installation environments, while the SunSpec compatibility ensures future system flexibility. When combined with appropriate Midnite Solar transmitters, the MNSSR-600S-SS provides a comprehensive rapid shutdown solution that meets current safety requirements while maintaining system performance.

Different solar panels, PV mounts, storage, & inverter systems available at low wholesale prices
Contact Us Today for sales, quantity discounts and expert reviews for the Midnite Solar RSD MNSSR-600S-SS.
Residential Roof Mount System Pricing
Customized solutions available for residential rooftops, optimizing space and energy production.
Learn MoreView All Lithium Batteries
Check out our entire selection of Lithium Batteries perfect for on-grid and off-grid energy storage.
Learn MoreCommercial Solar Systems
SES designs and integrates utility-scale solar systems, solar farms, municipal systems, and industrial solar systems.
Learn More

