SKU: D4B-4116N
Omron D4B-4116N Safety Limit Switch SPDT Metal Enclosure
Omron D4B-4116N heavy-duty safety limit switch with SPDT snap-action contacts, metal enclosure, and direct-opening mechanism for machine-guarding interlock applications.
USD 22.00 per unit, volume discounts available
- In stock, ships in 24h
- 100% genuine Omron
- 1-year manufacturer warranty
- Worldwide delivery
Key Features
- Safety limit switch with positive opening contact concept
- IP67 protection for harsh industrial conditions
- Suitable for guard and mechanism position monitoring
- Supports safety relay/controller interlock circuits
- Durable construction for repetitive mechanical actuation
- Useful in OEM safety design and retrofit upgrades
Heavy-Duty Safety Position Switching for Guarding and Interlocks
The D4B-4116N is used where reliable mechanical safety switching is required to monitor machine positions and guard states. Positive opening contact design supports safety-oriented circuit behavior. Its rugged housing and IP67 protection make it suitable for demanding production environments with frequent operation and exposure to contaminants.
Typical Applications
- Monitoring guard access points on machinery
- Detecting end positions in safety-relevant mechanisms
- Providing status feedback to safety controllers
- Retrofitting old limit switches in safety upgrades
- Standardizing safety switch hardware in equipment fleets
- Improving reliability of mechanical safety interfaces
Buying Checklist
- Positive opening concept supports safety reliability
- IP67 durability suits industrial exposure conditions
- Strong fit for safety interlock architecture requirements
- Practical long-term spare for guarded machine assets
- Reliable mechanical safety switch for high-duty use
Technical Specifications
| Model | D4B-4116N |
|---|---|
| Series | D4B |
| Type | Safety Limit Switch |
| Contact Form | 1NC + 1NO |
| Contact Rating | AC-15 230V 3A / DC-13 24V 3A |
| Enclosure | Metal (Die-cast aluminum) |
| Direct Opening | Yes (NC contacts) |
| Protection | IP67 |
| Operating Temperature | -25 to +70°C |
| Actuator Type | Roller Plunger |
| Safety Category | Category 3, PL d |
| Conduit Size | G1/2 |
Frequently Asked Questions
What is direct opening action?
Direct opening action ensures NC contacts open by direct mechanical force, providing positive opening even if contacts weld. Required for safety applications.
Is this switch suitable for safety circuits?
Yes, when used in a properly designed safety circuit, this switch can achieve Category 3, PL d safety rating.
What does the metal enclosure provide?
Metal enclosure provides mechanical protection and durability for harsh industrial environments.
Can this switch be used outdoors?
IP67 provides protection against temporary submersion. For continuous outdoor exposure, verify UV resistance and temperature range.
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