Sealed Rocker Switch V-bracket SPDT
ER-4-A5/A5S
ES40-R Sealed Sub-miniature Rocker Switches
This rocker switch features vertical mount, V-bracket termination. Small footprint - saves space. Made by UL 94V-0 Nylon case and bushing. It is completely sealed to IP67 standards. Sealed structure can avoid any contaminant during soldering and cleaning process. This switch is perfect for Telecommunications, Computers and peripherals.
Features
- Sealed against solder and cleaning processes
- Circuit: SPDT
Specification
- Contact Rating: R- 0.4 VA max @ 20 V AC or DC
- Life Cycle: 30,000 make and break cycles at full load
- Contact Resistance: 20 mΩ max. initial @2-4 VDC, 100 mA
- Insulation Resistance: 1,000 MΩ min.
- Dielectric Strength: 1,500 V RMS @ sea level.
- Degree of Protection: IP67
- Operating Temperature: -30°C to 85°C
Materials
- CASE & BUSHING: Glass filled nylon 6/6, flame retardant heat stabilized (UL94V-0)
- ACTUATOR: Nylon, black standard. Internal o-ring seal standard with all actuator.
- CONTACT & TERMINAL: Copper alloy, gold plated
- SWITCH SUPPORT: Copper alloy, tin-plated
- TERMINAL SEAL: Epoxy
Product Drawings

Application
- Telecommunications
- Instrumentation
- Computers & peripherals
- Medical equipment
- Electronic appliance
- Youtube
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Details - Files Download
How Can You Prevent Solder Contamination in High-Density Telecom PCB Assemblies?
Our ER-4-A5 sealed rocker switch is completely sealed to IP67 standards, specifically designed to avoid any contaminant during soldering and cleaning processes. The epoxy terminal seal and internal o-ring provide comprehensive protection for your telecommunications equipment. Contact us to receive detailed specifications and samples for your next telecom project.
Engineered specifically for telecommunications, computers and peripherals, medical equipment, instrumentation, and electronic appliances, the ES40-R series combines compact dimensions with robust protection. The internal o-ring seal standard with all actuators, combined with epoxy terminal sealing, ensures reliable operation across temperatures from -30°C to 85°C. Our RoHS compliant, lead-free design meets ENEC certification standards, backed by Salecom's 30 years of switch manufacturing expertise. Whether you're designing next-generation medical devices or telecommunications infrastructure, this sealed subminiature rocker switch provides the quality, reliability, and competitive advantage your products demand.








