SDC 430 Series Small Mushroom Button Switches
Heavy-Duty Industrial Push Button Switches for Access Control and Emergency Release
The SDC 430 Series Small Mushroom Button Switches are designed for demanding industrial and access control applications requiring reliable, high-frequency operation. Featuring a 1½-inch round mushroom button and heavy-duty electrical contacts, these switches provide dependable performance in environments where durability and consistent activation are essential.
Built to withstand high impact and frequent use, the SDC 430 Series is ideal for emergency door release, panic alarm systems, access control, and industrial switching applications. The 432K models feature a latching mechanism with built-in key reset, allowing systems to be restored only by authorized personnel.
Available in multiple switch configurations, signage options, and finishes, the SDC 430 Series offers a versatile solution for commercial and industrial security requirements.
Key Features
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1½-inch round mushroom push button for easy activation
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Heavy-duty industrial construction designed to withstand high impact
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Water-resistant electrical contacts
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Suitable for high-frequency use
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Screw terminal wire connections for convenient installation
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Standard green mushroom button
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Optional red mushroom button
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Optional LED visual status indicator
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Alternative signage options available
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Key-reset latching models for authorized system restoration
Available Models
| Model | Operation | Contact Configuration |
|---|---|---|
| 431 | Alternate Action (On/Off) | SPST |
| 432 | Momentary | SPST |
| 432K | Momentary, Latching with Key Reset | DPST |
| 434 | Momentary | DPST |
| 435 | Alternate Action (On/Off) | DPST |
Narrow Sign Models
| Model | Operation | Configuration / Signage |
|---|---|---|
| 431CN | Alternate Action (On/Off) | SPST-NC, Blank |
| 431ON | Alternate Action (On/Off) | SPST-NO, Blank |
| 432CN | Momentary | SPST-NC, EXIT |
| 432ON | Momentary | SPST-NO, EXIT |
| 432KN | Momentary, Latching with Key Reset | DPST, Blank |
| 434N | Momentary | DPST, EXIT |
| 435N | Alternate Action (On/Off) | DPST, Blank |
Single Gang Sign Models
| Model | Operation | Configuration / Signage |
|---|---|---|
| 431C | Alternate Action (On/Off) | SPST-NC, Blank |
| 431O | Alternate Action (On/Off) | SPST-NO, Blank |
| 432C | Momentary | SPST-NC, EXIT |
| 432O | Momentary | SPST-NO, EXIT |
| 432K | Momentary, Latching with Key Reset | DPST, Blank |
| 432KLD | Momentary, Latching with Key Reset | DPST, LOCKDOWN |
| 434 | Momentary | DPST, EXIT |
| 435 | Alternate Action (On/Off) | DPST, Blank |
Note: Latching models are available only with a red mushroom button. Specify option “R” when ordering.
Available Finishes
| Finish Code | Finish Description |
|---|---|
| U | 630 – Dull Stainless Steel |
| S | 629 – Bright Stainless Steel |
| C | 605 – Bright Brass |
| H | 613 – Dark Oil Rubbed Bronze |
| D | 606 – Dull Brass |
| Q | 626 – Dull Chrome |
| P | 625 – Bright Chrome |
Optional Features
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Red mushroom button
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LED visual status indicator
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Alternative signage configurations
Applications
The SDC 430 Series Small Mushroom Button Switches are suitable for a wide range of commercial, industrial, and security applications, including:
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Emergency door release systems
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Access control systems
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Panic alarm activation
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Emergency lockdown systems
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Industrial control panels
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High-frequency door switching applications
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Authorized personnel reset applications
Reliable Industrial Switching from Security Door Controls
The SDC 430 Series combines rugged construction, versatile switching configurations, and dependable operation in a compact mushroom button design. Whether used for emergency egress, access control, or industrial applications, these heavy-duty switches deliver reliable performance for demanding environments.
Shop SDC 430 Series Small Mushroom Button Switches at US Lock Supply for durable, dependable access control and emergency release solutions.