LA4-2H/3H Industrial Pushbutton Switch Box | Start Stop Control
LA4-2H/3H Industrial Pushbutton Switch Box | Start Stop Control
LA4-2H / LA4-3H Industrial Pushbutton Switch Box
Take full control of your machine tools and industrial equipment with this heavy-duty LA4 Series Pushbutton Switch Box. Available in double-button (LA4-2H) and triple-button (LA4-3H) configurations, this compact control station is engineered for demanding environments where reliability and longevity are non-negotiable.
Key Features
- Robust Bakelite Construction: Durable bakelite front ring and ABA body withstand the rigors of industrial settings, ensuring long-lasting performance even in harsh conditions.
- Wide Operating Temperature Range: Engineered for reliable operation between -40°C and 70°C, making it suitable for a broad range of industrial and outdoor applications.
- IP65 Protection Rating: The sealed head design guards effectively against dust ingress and water jets, keeping internal contacts clean and functioning.
- Up to 1 Million Electrical Operations: Rated for extended service life — built to keep up with the demands of high-cycle industrial use.
- Secure Screw Terminal Connections: Easy-to-install screw terminals provide a stable, vibration-resistant electrical connection every time.
- Standard Mounting Diameter: 24.88 mm mounting diameter fits standard industrial enclosure cutouts for quick, tool-friendly installation.
Specifications
| Model | LA4-2H (Double) / LA4-3H (Triple) |
| Material | ABA Plastic with Bakelite Front Ring |
| Color | Black |
| LA4-2H Dimensions | 12 × 7.4 × 7.1 cm |
| LA4-3H Dimensions | 16.3 × 7.4 × 7.1 cm |
| Mounting Diameter | 24.88 mm |
| Protection Rating | IP65 |
| Operating Temperature | -40°C to 70°C |
| Service Life | Up to 1,000,000 electrical operations |
| Connection Type | Screw Terminals |
| Country of Origin | Made in China |
Package Contents
- 1 × Pushbutton Switch Box (LA4-2H or LA4-3H, as selected)
Notes
- Actual color may vary slightly from product images due to monitor display settings and ambient lighting.
- Please allow a slight measurement tolerance (±2–3 mm) for all stated dimensions.
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Frequently Asked Questions
Q: What is the difference between the LA4-2H and LA4-3H pushbutton switch box?
A: The LA4-2H is a double pushbutton switch box with two buttons (typically Start and Stop), measuring 12 × 7.4 × 7.1 cm. The LA4-3H is a triple pushbutton switch box with three buttons for more complex control requirements, measuring 16.3 × 7.4 × 7.1 cm. Both share the same IP65 rating, mounting diameter, and build quality.
Q: Is this pushbutton switch box suitable for outdoor or wet environments?
A: Yes. The IP65 protection rating means the switch box is fully dust-tight and protected against water jets from any direction, making it well-suited for both indoor industrial and outdoor applications.
Q: What mounting hole size do I need to install this switch box?
A: The standard mounting diameter for both the LA4-2H and LA4-3H models is 24.88 mm, which is compatible with most standard industrial panel cutouts and enclosures.
Q: How do I wire the terminals on this pushbutton switch box?
A: Both models use screw-type terminals, which allow for a straightforward and secure wiring process. Simply insert the wire into the terminal and tighten the screw — no special tools or crimping equipment required.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.