LAY5-BA42 Industrial Flush Red Momentary Push Button Switch
The LAY5-BA42 is a heavy-duty, commercial-grade industrial push button switch engineered for precise command execution, signaling, and system interlocking within automated machinery and electrical control panels. Built into a standardized 22mm mounting cutout profile, this compact control unit features a premium die-cast zinc alloy metal base body combined with a high-grade, flame-retardant plastic housing to ensure robust mechanical resistance to vibration and mechanical shock.
Designed as a momentary spring-return actuator, this switch features a flush red push button that operates a single Normally Closed (1 N/C) modular contact block, making it the industry standard for standard "Stop" operations. Equipped with high-conductivity silver alloy electrical contacts that feature dual switching and self-cleaning capabilities, it guarantees reliable low-voltage control routing for magnetic starters, heavy contactors, automated relays, and PLC control circuits.
Feature | Specification |
|---|---|
Model Number | LAY5-BA42 (Alternative reference: XB2-BA42) |
Product Type | Flush Head Push Button Switch |
Actuation Mode | Momentary / Spring Return (Non-latching) |
Mounting Cut-out Diameter | 22 mm |
Contact Configuration | 1 N/C (Normally Closed) |
Contact Block Options | Modular design (Independent, expandable contact blocks) |
Button Color / Style | Red / Flush profile (Unmarked) |
Rated Insulation Voltage (Ui) | AC 660V (50Hz / 60Hz) |
Conventional Thermal Current (Ith) | 10 A |
Rated Operational Current (Ie) | AC-15: 2.5A (at 380V) / DC-13: 0.3A (at 220V) |
Contact Resistance | ≤ 25 mΩ (Initial value) |
Insulation Resistance | ≥ 50 MΩ |
Dielectric Strength | AC 2.5 kV / 1 minute |
Mechanical Lifespan | 1,000,000 operations (Flat-end button) |
Electrical Lifespan | 500,000 operations |
Ingress Protection Rating | IP65 (Dust-tight and water-jet resistant) |
Main Base Base Material | Galvanized Die-Cast Zinc Alloy Metal Base |
Actuator & Trim Material | High-grade anti-flam thermoplastic |
Contact Material | Premium Silver Alloy |
Electrical Connection | Concealed Screw Clamp Terminals (Safer wiring design) |
Operating Temperature Range | -25 °C to +55 °C |
Operating Humidity | ≤ 85% RH |
Conformity & Standards | CE, CCC, GB/T 14048.5, RoHS Compliant |

Ssaoco Dammam
- Started from: Jul 10, 2025



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