• Set of 22mm round head self-lock push button switches in red, green, yellow, blue, white, and black colors.
  • Colorful selection of 22mm round head self-lock push button switches in red, green, yellow, blue, black, and gray.
  • Exploded view of 22mm round head self-lock push button switch components showcasing engineering plastic and various parts.
  • Wiring diagram for 22mm round head push button switch showing connection modes and terminal layout.
  • 22mm round head self-lock push button switch dimensions, product parameters with red button, 36mm width and 61.5mm height.
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22mm LAY37 Latching Push Button Switch | 10A 600V Industrial Control

22mm LAY37 Latching Push Button Switch | 10A 600V Industrial Control

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Short Product Description

Upgrade your control panels and DIY projects with the ultra-reliable 22mm LAY37 Latching Push Button Switch. Built with engineering-grade plastics and a thickened dustproof base, this switch guarantees secure, self-locking performance for high-stakes industrial machinery, STEM electronics, and custom hardware builds.

Key Features

  • Self-Locking Mechanism: Press once to lock the circuit "ON", press again to release to "OFF", providing stable, hands-free continuous operation for heavy loads.
  • 1NO + 1NC Contact Blocks: Color-coded terminal blocks (Green for Normally Open, Red for Normally Closed) allow for versatile wiring configurations and fail-safe setups.
  • Engineering-Grade Casing: Constructed from high-impact plastic and metal, resisting physical wear, high temperatures, and chemical exposure in industrial settings.
  • Thickened Dustproof Base: Protects sensitive internal copper contacts from airborne particles, dramatically reducing the risk of electrical arcing or premature failure.
  • Environmental Sealing: Includes a heavy-duty rubber washer that creates a tight seal against the panel face, repelling moisture and extending operational life.
  • Universal 22mm Fit: Conforms to the global standard 22mm (7/8") mounting hole, making it a drop-in replacement for most existing industrial control stations.

Full Product Description

Built for Unyielding Reliability in Every Press

When it comes to custom control panels, automated machinery, or intricate DIY setups, a failing switch is not an option. The 22mm LAY37 Latching Push Button Switch is engineered to deliver consistent, tactile feedback and secure locking with every actuation. Whether you are a professional contractor building out a factory floor or a hardware enthusiast upgrading a home workshop, this switch provides the industrial-grade stability you demand.

 

Modular Design for Complex Control Panels

Flexibility is critical in electrical engineering. This switch features a highly adaptable 1NO (Normally Open) and 1NC (Normally Closed) contact block system, easily identifiable by industry-standard green and red color coding. The modular backplate allows for rapid wiring adjustments, making it incredibly easy to configure complex logic circuits or emergency halt systems without starting from scratch.

 

Seamless Installation and Maintenance

Downtime costs money. That’s why the LAY37 is designed for immediate integration. Fitting standard 22mm panel cutouts, it secures tightly via a threaded fixing clip and features an integrated rubber washer to prevent moisture and debris from breaching your enclosure. The thickened dustproof base shields the internal metal contacts, maximizing the lifespan of your circuitry even in demanding workshop environments.

Technical Specifications

  • Model: LAY37 (Y090)
  • Switch Type: Latching / Self-Locking
  • Rated Current (Ith): 10A
  • Rated Voltage (Ui): 600V AC
  • Contact Type: 1 NO (Normally Open) + 1 NC (Normally Closed)
  • Terminal Quantity: 4 screw terminals
  • Mounting Hole Diameter: ~22mm (fits 7/8" panel)
  • Button Head Diameter: 2.4 cm (0.94")
  • Overall Dimensions: 3.7 × 3.0 × 6.3 cm (1.5" × 1.2" × 2.5")
  • Material: Engineering plastic, metal
  • Available Colors: Red, green, yellow, blue, white, black

Delivery Options

  • Local delivery within Hong Kong and in-store pickup.​
  • Free shipping for orders of HK$400 or above; HK$35 shipping fee for orders below HK$400.​
  • Shipped by SF Express, usually dispatched the same day for orders confirmed before 6:00 PM (Mon–Sat).​
  • Estimated delivery time: 1–3 business days after dispatch (Hong Kong).​
  • In-store pickup details (location and time) will be confirmed by email or phone message.​
  • Delivery times are estimates and may be affected by weather or unforeseen circumstances.​

FAQ Section

Q. What is the difference between a latching switch and a momentary switch?
A. A latching (self-locking) switch stays in its new position after being pressed and requires a second press to return to its original state. A momentary switch only engages the circuit while it is being actively held down.

Q. Can this switch handle standard mains voltage?
A. Yes, this switch is rated for an insulation voltage (Ui) of up to 600V and a thermal current (Ith) of 10A, making it more than capable of handling standard 110V/220V AC mains voltage for heavy machinery or lighting arrays.

Q. How do I wire the NO and NC terminals?
A. The green terminal block represents the Normally Open (NO) circuit, which connects power only when the button is pressed. The red terminal block is Normally Closed (NC), which constantly provides power until the button is pressed to break the circuit. Secure your "Live" and "Load" wires to the respective screw terminals based on your required logic.

Target Users / Applications

  • Electrical Contractors: Motor starters, relay controls, and factory automation panels.
  • DIY Enthusiasts: Arcade machine builds, custom PC power panels, and home workshop automation.
  • STEM Education: Prototyping complex Arduino/Raspberry Pi logic circuits requiring tactile input.
  • General Maintenance: Direct replacement parts for heavy-duty appliances and hardware tools.
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