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SMA SunSpec TS4-R-F Shutdown Module 478-00252-42

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  • TS4-R
SMA America
MSRP: $45.00
$30.00 (You save $15.00)
SKU: 478-00252-42
Condition: New
Weight: 1.48 LBS
Shipping: Calculated at checkout

 Product Description

SMA Fire Safety Shutdown Module - TS4-R-F - 478-00252-42

SMA, TS4-R-F, Fire Safety Shut Down Module, NEC 2017 SunSpec Compliant Module Level RSD when used with SunSpec Inverters (-41 SMA), Add-on-Module for 1 PV Module, Max 90Voc, 12.5A, 20A Fuse, 478-00252-42

The new TS4-R-F rapid shutdown solution is a cost-effective way to fulfill UL 1741, NEC 2014 and NEC 2017 requirements. It is compatible with the power line based SunSpec communication signal for rapid shutdown, making it simple to implement with robust functionality. Using the existing DC wires between the inverter and module-level electronics as a communication channel significantly reduces installation time and labor costs, since no additional communication equipment is needed. The TS4-R-F’s compliance with the SunSpec open standard makes it the most flexible solution on the market, as it can be combined with multiple types of inverters.


  • Cost-Effective - Simple to install via existing DC wires. No additional components necessary, reducing balance of system costs.
  • Simple & Robust - Power line based communication compatible with SunSpec signal for rapid shutdown. Shuts down PV module whenever SunSpec signal is interrupted.
  • Safe with Reduced Risk - SunSpec compliant rapid shutdown that fulfills:UL 1741, NEC 2014 and NEC 2017. Technical support from SMA's number one ranked service organization. Simple, safe repair or replacement of proprietary snap-in cover-no cabling work.


General Information  
Manufacturer: SMA America
Product Line:
Model ID:
TS4-R-F - 478-00252-42
Certifications and Safety Ratings: ul.jpg ieee.jpg fcc.jpg csa.jpg


Mechanical Data
Technology: String Inverter
7.70 x 6.22 x 0.91 inches
Weight: 1.48 lbs
Cooling Method: Natural Convection


Electrical Data
Nominal DC Input Power: 475 Watts
Max. PV Module Open-Circuit Voltage (Voc) @STC: 75 Volts
Max. Input Voltage: 90 Volts
Max. Current (Isc): 12 Amps
Output Power Range: 0W to 475W
Output Voltage Range: 0V to Voc
Communication Type: SunSpec Rapid Shutdown
Rapid Shutdown Complaint: Yes
Max. System Voltage: 1000 Volts
Max. Series Fuse Rating: 15 Amps


Document Type
logo-adobe-pdf-2.jpgSMA America TS4-F Specs Specifications
Warranty 25 Year Factory Warranty
logo-adobe-pdf-2.jpgSMA America Warranty Warranty


Terms & Conditions
Shipping: Shipping Policy
Returns: Returns Policy
Payments: We accept: Visa, MasterCard, Discover, and American Express. We also accept checks, direct deposit and wire transfers for large orders.

SMA America - SMA SunSpec TS4-R-F Shutdown Module 478-00252-42
Price: 30
Condition: new
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Warranty: 25 Year Factory Warranty

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