Hilitand LAY37-11BN
Hilitand Momentary Button Switch User Manual
Model: LAY37-11BN
Introduction
This user manual provides detailed instructions for the installation, operation, and maintenance of the Hilitand Momentary Button Switch, Model LAY37-11BN. This switch is designed for reliable control in various electrical circuits, including electromagnetic starters, contactors, and relays. Its momentary action ensures that the circuit is active only while the button is pressed.
Safety Information
Always observe the following safety precautions to prevent injury or damage to the product and connected equipment:
- Ensure power is disconnected before installation or maintenance.
- Installation should be performed by qualified personnel.
- Do not exceed the specified working current and rated thermal current.
- Verify proper insulation and connections to prevent short circuits.
- Keep the switch away from moisture and extreme temperatures.
Product Overview and Features
The Hilitand Momentary Button Switch (Model LAY37-11BN) is a robust and reliable component for industrial electrical applications. Key features include:
- Momentary Action: The switch activates when pushed and held, and deactivates upon release.
- Excellent Insulation: Designed with good insulation performance to ensure operational safety.
- Durable Construction: Made from high-quality materials for a long lifespan.
- Wide Application: Ideal for use in electromagnetic starters, contactors, relays, and other 220V electrical circuits.
- 22mm Mount: Standard mounting hole size for easy integration into control panels.

Figure 1: Front view of the Hilitand Momentary Button Switch.

Figure 2: The momentary switch features an auto-reset mechanism, activating when pushed and held, and deactivating upon release.
Specifications
| Parameter | Value |
|---|---|
| Model | LAY37-11BN |
| Working Current | 5A |
| Rated Thermal Current (Ith) | 10A |
| Insulation Resistance | 20MΩ |
| Mount Hole Diameter | 22mm |
| Weight (Approx.) | 35g / 1.2oz |
| Rated Insulation Voltage (Ui) | 660V |
| AC Rating | 15 |

Figure 3: Top-down view showing the switch's label with key electrical specifications.
Setup and Installation
Follow these steps for proper installation of the momentary button switch:
- Prepare Mounting Hole: Ensure the control panel has a 22mm diameter mounting hole.
- Disassemble Switch: Unscrew the mounting nut from the switch body.
- Insert Switch: Insert the switch body through the mounting hole from the front of the panel.
- Secure Switch: Re-attach and tighten the mounting nut from the back of the panel to secure the switch firmly.
- Wire Connections: Connect the electrical wires to the appropriate terminals on the switch block. Refer to the circuit diagram of your application for correct wiring. Ensure all connections are secure and insulated.

Figure 4: Close-up view of the terminal block, showing connection points for wiring.

Figure 5: Side view illustrating the mounting threads and overall compact design of the switch.
Operating Instructions
The Hilitand Momentary Button Switch operates with a simple push-and-hold mechanism:
- Activation: To activate the connected circuit, press and hold the green button. The circuit will remain active as long as the button is depressed.
- Deactivation: To deactivate the circuit, simply release the button. The switch will automatically return to its original (OFF) position.

Figure 6: The momentary switch integrated into an industrial control panel, demonstrating its typical application environment.
Maintenance
The Hilitand Momentary Button Switch is designed for low maintenance. However, regular checks can ensure its longevity and reliable performance:
- Cleaning: Periodically clean the surface of the button and housing with a soft, dry cloth. Avoid using abrasive cleaners or solvents.
- Connection Check: Annually inspect all electrical connections to ensure they are tight and free from corrosion.
- Environmental Conditions: Ensure the switch is not exposed to conditions outside its operating parameters, such as excessive moisture, dust, or extreme temperatures.
Troubleshooting
If you encounter issues with your momentary button switch, consider the following:
| Problem | Possible Cause | Solution |
|---|---|---|
| Switch does not activate | No power to the circuit; Loose wiring; Incorrect wiring; Damaged switch. | Check power supply; Verify all wire connections are secure; Review wiring diagram; Replace switch if damaged. |
| Switch remains ON after release | Stuck button mechanism; Internal damage. | Ensure no debris is obstructing the button; Replace switch. |
| Intermittent operation | Loose connections; Corrosion on terminals. | Tighten all connections; Clean terminals if corrosion is present. |
If the problem persists after attempting these solutions, contact Hilitand customer support or a qualified electrician.
Support and Contact Information
For further assistance, technical support, or inquiries regarding the Hilitand Momentary Button Switch, please refer to the official Hilitand website or contact their customer service department.
Manufacturer: Hilitand
Official Store Link: Hilitand Amazon Store
Please have your product model number (LAY37-11BN) and purchase details ready when contacting support.
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