880103 - SD Series

Series: SD Series
Availability: Special Order Only

This item is Special Order and has minimum order quantities and may have longer lead times.

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Disclaimer Notice

Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitation, military, aerospace, medical, life-saving, life-sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse product documentation. Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse documentation. Littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse documentation. The sale and use of Littelfuse products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse. "Littelfuse" includes Littelfuse, Inc., and all of its affiliate entities.

Bi Stable Latching Relays SD Series Characteristics

  • Eliminates the cost and weight of routing large copper cables to operator accessible locations through remote operation via small control wires  
  • Supports new USDOT 11579 requirements for hazardous material transportation vehicles (Section 7.C.12) 
  • Great choice for high continuous current passage, large engine starting needs and high ambient temperature  
  • Auxiliary Relay Contact for Alternator Field Disconnect (AFD) or for additional vehicle system control 
  • Dedicated 24 Hour output, thermally protected, for tachograph or other keep-alive functions  
  • Supports multiple E-stop OFF Switches  
  • Ignition protected to SAE J1171 and ISO 8846 for installation in a battery box or on vehicles carrying hazardous loads 
  • Fault-tolerant, closed-loop control system eliminates inadvertent OFF operation  
  • Quiescent Current: Less than 25mA
Input Voltage: 9-16V DC
Primary Contact Voltage: 9-32V DC

Max Continuous Current
"background-color: #dbe8de; 880103 (single pole):
"background-color: #dbe8de; 880107 (dual pole):

600A (300A per pole)
 Max Intermittent Current (30sec):

880103: 2000A

880107: 1000A

 Max Inrush Current:

880103: 3000A

880107: 2000A


880103: Single Pole Single Throw (SPST)
880107: Dual Pole Single Throw (DPST)
Contacts: Normally Open, Normally Closed (NO, NC)
Contact Material: Silver Plated Cooper
Contact Threads: M10 1.4 Stainless Steel
IP Rating: IP66 and IP6K9K
Property (Mouseover for details) Value
Packaging Bulk
Description SD Single Pole Relay with Molex Connector
Voltage 9-32V
Max total continuous current per pole 600A
Maximium inrush current (1 second) 3000A
Contact Materials Silver Plated Copper
Housing Engineering thermoplastic
Max total continuous current 600A
Temperature range -40 degrees C to 85 degrees C
Agency Approval - Humidity 0-95% RH
Agency Approval - Vibration 8G
Connector Molex MX150
Ingress Protection IP66
Control current 3A
Inrush current 3000A
Stud terminals Four Stainless Steel M10 Studs
Sample Capable No
To request product environmental information, please complete the Product Environmental Information Request Form.