The Littelfuse HE3621A1200 Reed Relay is a single-pole, single-throw (SPST) reed relay designed for use in a variety of applications. It has a maximum switching current of 500mA and a maximum switching voltage of 12V. It is a low-power, low-cost, and reliable solution for applications that require a low-power switching solution.

Features of the Littelfuse HE3621A1200 Reed Relay include:
• Low power consumption
• Low cost
• High reliability
• Low contact resistance
• Low contact bounce
• High switching speed
• Low thermal resistance
• High insulation resistance

Applications of the Littelfuse HE3621A1200 Reed Relay include:
• Automotive electronics
• Industrial control systems
• Telecommunications
• Security systems
• Medical equipment
• Home automation
• Power supplies
• Test and measurement equipment