Product Description
Standex Electronics ORD 311 Series Reed Switch; Glass Body; Through Hole; SPST-NO; 0.5 A; 15 ~ 20 AT; 10 W; Axial Leads
Reed Switch • Type: Glass Body • Mounting: Through Hole • Contact Configuration: SPST-NO • Operate Range: 15 ~ 20 AT • Contact Rating: 10 W • Switching Voltage: 170 V • Switching Current: 0.5 A
Product Information
| Manufacturer | Standex Electronics |
| Product Category | Switch |
| Product Sub Category | Reed Switch |
| Series | ORD 311 Series |
| Catalog Part Number | ORD 311/15-20 AT |
Specifications
| Product Attribute | Attribute Value |
|---|---|
| Type | Glass Body |
| Mounting | Through Hole |
| Contact Configuration | SPST-NO |
| Operate Range | 15 ~ 20 AT |
| Contact Rating | 10 W |
| Switching Voltage | 170 V |
| Switching Current | 0.5 A |
| Overall Length (mm) | 1.410" (35.8mm) |
| Size Body | 0.275" L x 0.070" Dia (7.00mm x 1.80mm) |
| Special Feature | Ultraminiature, Close Differential, Long Life Ir |
| Termination | Axial Leads |
Series Features
ORD311 Series Reed Switch
Series DescriptionThe ORD311 Series is an ultra-miniature, high-reliability reed switch designed for precision switching in compact electronic systems. With a glass body length of 7.0 mm and diameter of 1.8 mm, this SPST-NO (Form A) switch supports switching voltages up to 170 VDC, currents up to 0.5 A, and a rated power of 10 W.
Its hermetically sealed contacts are enclosed in inert gas, ensuring long-term durability and stable performance. The ORD311 is available in multiple operate ranges (10–40 AT) and is widely used in medical equipment, general-purpose electronics, and automated test systems.
- Ultra-miniature design ideal for space-constrained applications
- Close differential switching for precise magnetic actuation
- Hermetically sealed in inert gas for enhanced reliability and environmental protection
- Iridium contacts for superior corrosion and wear resistance
- Fast switching response with operate times under 0.4 ms
- Shock and vibration resistant, suitable for rugged environments
- Energy-efficient operation with no power required for actuation
Medical equipment and devices
Test and measurement systems (ATE)
Consumer electronics and portable devices
Security and alarm systems
Automotive electronic controls
Communication and control equipment