Trade Discount 20%
Safety Switch ES21-MB16S2 | 2 Positive Action N/C Contacts | Rotary Release Type | IP65/IP67 Rated | by SICK
The Safety Switch ES21-MB16S2 features 2 positive action normally closed contacts and a secure rotary release type, making it ideal for industrial safety systems. With an IP65/IP67 rated enclosure, it ensures reliable operation in harsh environments, perfect for panel mount installations in machinery and automation applications.
Please sign in so that we can notify you about a reply
Sign in
Please login to continue to your account.
Technical Specifications
- Positive action N/C contacts: 2
- N/O contacts: 0
- Actuation directions: 1
- Release type: Rotary release
- B10d parameter: 2.5 x 10^5 switching cycles
- Safe series connection: With Flexi Loop (with diagnostics)
- Connection type: Cable with male connector M12, 4-pin, A-coded
- Cable length: 25 cm
- Cable diameter: 4.7 mm
- Conductor cross section: 0.34 mm²
- Bend radius fixed installation: > 10 x cable diameter
- Bend radius moving cable: > 5 x cable diameter
- Cable material: PUR
- Conductor material: Copper
- Switching principle: Slow action switching element
- Usage category: AC-15/DC-13 (EN 60947-5-1)
- Rated operating current: 4 A (35 V AC), 2 A (35 V DC)
- Rated insulation voltage Ui: 250 V
- Electrical life: 50,000 switching cycles
- Mechanical life: 50,000 switching cycles
- Housing material: Plastic
- Mounting version: Panel mount
- Enclosure rating: IP65, IP67 (IEC 60529)
- Ambient operating temperature: -25 °C to +70 °C
- Storage temperature: -40 °C to +80 °C
- Dimensions (H x L x W): 50mm x 20mm x 30mm
- Weight: 0.1 kg
Key Features
- 2 positive action normally closed (N/C) contacts
- Rotary release type for secure actuation
- Safe series connection with Flexi Loop including diagnostics
- Slow action switching element for reliable operation
- Panel mount version with plastic housing
- IP65 and IP67 rated enclosure for dust and water protection
- Wide ambient operating temperature range from -25°C to +70°C
Professional Installation Requirements
- Installation should be performed by a qualified professional to ensure compliance with safety standards and proper integration into safety circuits.
Applications
- Industrial safety systems requiring reliable positive action N/C contacts
- Panel mount installations in machinery and automation
- Environments requiring IP65/IP67 rated safety switches
Standards & Compliance
- AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
- Durable design reduces replacement frequency and waste
- Copper conductor and PUR cable materials support reliable long-term use
Warranty Information
Standard manufacturer warranty applies; please refer to SICK for specific terms.
Available Now
The SICK ES21-MB16S2 Safety Switch is available for immediate purchase, ideal for industrial safety and automation applications requiring reliable and durable safety components.
