LAY5-BA3351 Industrial 22mm Flush Mount Momentary Push Button Switch with Directional Arrow
The LAY5-BA3351 is a commercial-grade, flush-mount momentary control switch explicitly designed for directional control or signaling applications.It features a flat, high-contrast Black Actuator marked with a clean White Directional Arrow symbol, optimized for user clarity during routine system inputs. Operating via a smooth spring-return mechanism, this switch temporarily closes the control loop while held down and returns instantly to its original position upon release.
Built to endure rigorous physical demands, it features a heavy-duty chrome-plated zinc alloy metal bezel paired with a robust Zamak fixing collar.The internally integrated 1NO (Normally Open) contact block utilizes a special silver alloy configuration.These contacts execute an automatic self-cleaning action upon every press, which ensures flawless signal execution even in low-voltage logic environments. The switch drops cleanly into global industry-standard 22mm cutouts and wires safely through touch-proof concealed screw terminal clamping blocks.
Technical Parameter | Specification Value |
|---|---|
Model | LAY5-BA3351 (Cross-Compatible with XB2 series) |
Actuator Style | Flush Flat Head with White Arrow Symbol |
Actuator Color | Black |
Action Type | Momentary / Spring Return |
Contact Configuration | 1 NO (Normally Open Contact Block) |
Mounting Hole Cutout | 22 mm (or 22.5 mm universal) |
Bezel & Base Material | Chromium-Plated Zinc Alloy (Zamak Frame) |
Rated Insulation Voltage ($U_i$) | AC 600V–660V (50Hz/60Hz) |
Conventional Thermal Current ($I_{th}$) | 10 A |
Contact Resistance | $\le 25 \text{ m}\Omega$ |
Insulation Resistance | $\ge 50 \text{ M}\Omega$ |
Ingress Protection (IP Rating) | IP40 (Dust-protected housing) |
Wiring Connection Type | Safe concealed screw clamping plates |
Mechanical Service Life | Up to 1,000,000 operations |
Electrical Service Life | Up to 200,000 operations |
Compliance Standards | IEC 60947-5, GB/T 14048.5, CE |

Ssaoco Dammam
- Started from: Jul 10, 2025



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