SS30 30mm 3-Position Key Switch (Short Contact)
Model SS30
SS30 3-Position Key Switch (Short Contact) — 30mm keyed 3-position control, tamper-proof, IP40. Factory direct from Wenzhou Jinhong, OEM welcome.
- Mounting DiameterΦ30mm
- Series / ModelSS30
- Housing MaterialStainless steel
- Degree of ProtectionIP40
- Switching Positions3-position, keyed
Description
SS30 30mm 3-Position Key Switch (Short Contact) — a large-format 30mm stainless steel key switch from the SS30 series that restricts operation to authorized key holders for access control and tamper protection.
Key features
- 30mm panel cut-out, snap-in stainless steel body
- IP40 protection against dust and water splash
- 3-position positive detented switching
- key removable at OFF for tamper protection
- short contact option
- 10A thermal current, up to 250V AC, gold-plated silver-alloy contacts
- UL, CE certified for global markets
Typical applications
Widely used in machinery, machine tools, power electronics, production lines, printing, transportation, medical and shipbuilding equipment — for industrial automation and HMI control panels.
Manufactured by Wenzhou Jinhong (WZJH), a China push button switch manufacturer — OEM / ODM welcome.
Specifications
| Mounting Diameter | Φ30mm |
| Series / Model | SS30 |
| Housing Material | Stainless steel |
| Degree of Protection | IP40 |
| Switching Positions | 3-position, keyed |
| Key Removal | removable at OFF |
| Contact Form | 1NO, 1NC, 1NO+1NC, 2NO, 2NC |
| Rated Thermal Current | 10A |
| Rated Insulation Voltage | 250V AC |
| Contact Material | Silver alloy, gold-plated |
| Operating Temperature | -25°C to +60°C |
| Operating Humidity | 45 to 85% RH |
| Insulation Resistance | ≥100MΩ (500V DC) |
| Dielectric Strength | 1500V AC, 1 min |
| Mechanical Life | 250,000 operations |
| Certifications / Approvals | UL, CE |
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