About Stoker Automation Technology
With 20+ years of industrial automation expertise, Stoker Automation maintains a 5,000㎡ warehouse stocked with 50,000+ industrial control components. We specialize in serving metallurgy, oil & gas, power generation, and manufacturing industries with premium Allen-Bradley products and comprehensive technical support.
B-21319 Steel Roller Pin Limit Switch Technical Specifications
- ✔ Brand: Allen Bradley
- ✔ Model: B-21319
- ✔ Type: Heavy-duty roller pin actuator
- ✔ Electrical Rating: 10A @ 250V AC
- ✔ Contact Configuration: 1NC + 1NO (Silver alloy contacts)
- ✔ Protection Class: IP65 (NEMA 4X equivalent)
- ✔ Mechanical Durability: 10 million operations
- ✔ Temperature Range: -20°C to +80°C

Key Features & Benefits
Engineered for harsh industrial environments, the B-21319 features:
- Chromium-plated steel roller head for impact resistance
- Sealed contact chamber prevents dust ingress
- Precision snap-action mechanism (±0.5mm repeatability)
- Multiple mounting configurations (horizontal/vertical)
Professional Support: All purchases include 24-month warranty and lifetime technical consultation. Chat with our engineers on WhatsApp for installation guidance or custom requirements.
Typical applications include CNC machine tool positioning, conveyor system controls, and safety interlock systems. Compatible with Allen-Bradley 800T series guards and 440G safety relays.
🔍 Can’t find your specific model? Email technical drawings to abbdcs36@gmail.com for cross-reference assistance.








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