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Single Pole Double Throw (SPDT) Double Break (DB) motion-actuated switches offer precise control for various automated systems. Selecting the appropriate switch ensures reliable operation and longevity for your projects, whether in home automation, industrial applications, or security systems. Understanding key features will help you make an informed decision.
AUTOMATIC SWITCH: Motion sensor light switch automatically turns the lights on when you enter the room and off when you leave, great for bathrooms, garages, laundry rooms, or closet light switches
LUTRON MOTION SENSOR LIGHT SWITCH: Don't stress about your lights on when leaving your house. Save money by relying on the light switch to turn off for you
FOCUS ON YOUR TASKS: Focus on any home projects and chores when leaving the room without worrying about turning off the lights
HANDS FREE, WORRY FREE: Walk into your bathroom, garage, laundry room, and closet this motion sensor switch and lights turn on automatically
【NOTES T0 BUY】 Grounding Wire is Required. The device will not function if it is not grounded or the ground wire does not work. Use the ground wire in the wall box for ground connection. If no ground is available, consult an electrician.
【120° Sensor Coverage】This motion sensor switch provides an adjustable 120-degree field of view with optional adjustments for sensitivity.The sensing switch requires an unobstructed view of room occupants to detect motion.Install the sensor switch...
【Universal Compatibility】 Works with 300W LED, 300W CFL and 600W incandescent light bulbs on the market.
【Single Pole Control】 Can be used as single-pole control. Features multiple setting modes of Automatic or Manual ON/OFF for different usage scenarios at home. (NOT suitable for 3 way circuit)
𝐍𝐞𝐮𝐭𝐫𝐚𝐥 𝐖𝐢𝐫𝐞 𝐑𝐞𝐪𝐮𝐢𝐫𝐞𝐝. 2-pack motion sensor switch automatically turns on/off lights, fans, and motors based on the occupancy and vacancy detected in a room. Wall Plate Included
𝐒𝐢𝐧𝐠𝐥𝐞 𝐏𝐨𝐥𝐞 only. Not suitable for 3 way or multiple way. AUTO mode works as an occupancy sensor (Auto ON, Auto OFF). ON and OFF modes allow you to override the sensor and use the sensor switch as a regular light switch
Max Sensor Coverage Area 980 sq ft, 180º Field of View. Adjustable range and sensitivity from 30% to 100%, UL listed.
Occupancy sensor light switch variable time delay: 15 sec (test mode), 10 min, 20 min, 30 min, If the device does not work after installaton, please contact our support team
【Durable and reliable in performance】Material: Plastic, Brass, Sliver. Plated Function: High conductivity; Rating Voltage: DC 50V; Rating Current: 0.5A; Electrical Life: More than 100,000 click; High Temperature Resistance: -13℉ ~ 176℉.
【Plug-and-Play Installation】 Quick Installation, No extra mounting hardware, Compatible with Arduino, Breadboards, PCB,Handle slides smoothly with 0.5mm(0.02in) travel.
【Wide Application】Micro Mini Slide Switch Widely used for circuit switching in low-voltage electronic devices, such as Arduino projects, PCB circuits, Breadboard, microphone/audio/video controls, Power switch, Connection control, lighting dimmers and...
Neutral Wire is Required. This sensor switch requires a neutral wire to function properly. Please check with a qualified electrician to determine if you have the proper wiring
Single Pole use only. Not suitable for 3 way or multiple way. AUTO mode works as an occupancy sensor (Auto ON, Auto OFF). ON and OFF modes allow you to override the sensor and use the sensor switch as a regular light switch
Motion sensor switch automatically turns on/off lights, fans, and motors based on the occupancy and vacancy detected in a room
Max Sensor Coverage Area 980 sq ft, 180 degree Field of View. Adjustable range and sensitivity from 30 percent to 100 percent. Sensor switch variable time delay: 15 sec (test mode), 10 min, 20 min, 30 min. If the device does not work after installaton...
KW12-3 Roller Lever Arm Micro Limit Switch, Normally Open and Close Diamension: 20 x 10.5 x 6.5mm (L x W x H)
Contact spacing is small,short stroke action,according to the power of small,fast-break.
Rated voltage: AC 125V-250V; Current rating: 5A
Application:Apply in A computer mouse, car mouse, automobile electronic products, communications equipment, military products, test instrument, gas water heater, gas burner, small home appliance, microwave oven, electric rice cooker, floating ball...
Motion sensor switch detects motion to automatically turn ON/OFF lights, fans and motors based on the occupancy or vacancy in a room. Wall Plate Included
Motion sensor wall switch features a universal wiring design with interchangeable hot and load wires to make installation easier...
Occupancy mode (Auto ON, Auto OFF) and vacancy mode allows you to adjust the sensor to your needs; adjustable time delay options: 15 sec (Test), 10 min, 20 min, 30 min; change mode with the OCC/VAC switch located under the face of the device
𝐒𝐢𝐧𝐠𝐥𝐞 𝐏𝐨𝐥𝐞 only, not suitable for three way; Suitable for different family scenarios, and add convenience to your home
Enjoy hands-free lighting control with the motion sensor switch. Detects your presence and activates lights, eliminating the need to fumble for switch in the dark. Perfect for bathroom, closet and garage, combines convenience with energy efficiency
NO NEUTRAL WIRE: Motion activated light switch is ideal for homes of all ages to replace existing switch is perfect for quick upgrades in homes and offices. Note: not suitable for 3WAY, Requires a proper GROUND wire to function
Choose between Occupancy & Vacancy mode to suit your needs. OCC mode automatically turn on light when motion is detected and off when unoccupied. VAC mode require manual activation, perfect for room with sporadic motion or frequently forgotten space
Customize your motion-activated light switch with adjustable time delays (15s to 30min), sensitivity (20% to 100%), and light level sensing (dark to day). Enjoy full control over the sensor switch's performance to suit your space and preferences
【Neutral Wire Required Installation】: Three wires (Black, Green and Red). Black wire goes to Hot; Green wire goes to Neutral; Red wire goes to the hot end of your light (the load). Then the other end of the light and the green wire of the switch go to...
【Motion Sensor & Light Sensor Switch】: Automatically turn on/off lights based on room occupancy when detect hear source and environment brightness. Detection motion speed is 0.6~1.5m/s.
【Time Delay】: Adjustable Time-Delay for customizing: Min: 10sec±3sec ; Max:7min±2min (The load will stay on for the time you set, then go out).
【Three Mode】: AUTO mode works as an occupancy sensor (Auto ON, Auto OFF). ON and OFF modes allow you to override the sensor and use the sensor switch as a regular light switch.
Last update on 2026-10-16 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best SPDT-DB Motion Actuated Switches
Key Factors for SPDT-DB Motion Actuated Switches
When choosing an SPDT-DB motion actuated switch, consider the following:
Actuation Method and Sensitivity: These switches can be triggered by various motion types, such as infrared (PIR), microwave, or ultrasonic detection. Evaluate the required detection range, field of view, and sensitivity settings to match your specific environment. Some switches offer adjustable sensitivity to prevent false triggers from minor disturbances.
Durability and Environmental Rating: For applications in harsh environments, such as workshops or outdoor installations, look for switches with robust construction and an appropriate Ingress Protection (IP) rating. This rating indicates the level of protection against dust and water. Consider the operating temperature range to ensure reliable performance in your climate.
Power Requirements and Output: Verify the voltage and current handling capabilities of the switch to ensure compatibility with your connected devices. Some switches operate on low DC voltage, while others are designed for AC mains power. Ensure the output configuration (normally open/normally closed contacts) meets your circuit's needs.
Frequently Asked Questions
What is the difference between SPDT and SPST switches?
SPDT (Single Pole Double Throw) switches have three terminals and can connect a single input to one of two possible outputs. SPST (Single Pole Single Throw) switches have two terminals and simply open or close a circuit.
What does 'Double Break' mean in a switch context?
A double break configuration means that two sets of contacts open or close simultaneously within the switch. This design can improve reliability and reduce arcing compared to single break designs.
How do I adjust the sensitivity of a motion-actuated switch?
Many switches feature a sensitivity adjustment knob or DIP switches. Consult the product manual for specific instructions, as it often involves turning a dial or setting small switches to fine-tune the detection range and responsiveness to motion.
Can these switches be used outdoors?
Some models are designed for outdoor use and will have an IP rating indicating their resistance to dust and water. Always check the product specifications and ensure the switch is rated for outdoor conditions and the expected environmental factors.
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