Red/Green Mushroom Push Button Switch

Yijia LA38 Series Mushroom Head Push Button Switch | 22mm Mount, 1NO1NC/2NO, Momentary/Latching, 40/60mm Head

【Product Overview】
The Yijia LA38 series mushroom head push button switches are designed for industrial control panels and equipment start/stop applications. Available in momentary (self-resetting) and latching (self-locking) versions, with multiple head sizes (40mm/60mm) and colors (red/green/yellow) to suit different operational needs.

【Key Specifications】
- Series Model: YJ139-LA38 (LA38-11M/ZS variants)
- Mounting Hole Size: 22mm standard
- Rated Current: ≤10A
- Contact Configuration: 1NO1NC (1 Normally Open + 1 Normally Closed) / 2NO (2 Normally Open)
- Contact Material: Silver Alloy (AgNi), low contact resistance, long lifespan
- Operation Type:
  - Momentary (Self-Resetting): Automatically rebounds when released (point-to-point control)
  - Latching (Self-Locking): Locks in position, requires another press to release
- Mushroom Head Size: Φ40mm / Φ60mm
- Available Colors: Red, Green, Yellow
- Mechanical Life: ≥1,000,000 operations
- Application: Equipment start/stop, jog control, reset functions

【Design Features】
- Large Mushroom Head: Easy to press even with work gloves, ideal for frequent operation
- Clear Color Coding: Red for stop/emergency, green for start, yellow for warning/reset
- Durable Construction: Robust body and silver contacts for long-term use in industrial environments
- Versatile Configuration: Multiple head sizes, colors, and contact types for diverse applications

【Application Scenarios】
Widely used in machine tools, conveyor systems, automation equipment, control cabinets, and DIY projects for start/stop, jogging, and reset functions.

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