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KEMET SPST Through Hole Reed Switch 300 mA 110 V ac/dc OHD3-30M
Specifications
| Country of Origin | Japan |
|---|---|
| Brand | KEMET |
| Length | 27mm |
| Model | OHD3-30M |
| Depth | 12.5mm |
| Width | 13.5mm |
| Mount Type | Through Hole |
| Contact Material | Nickel Iron Alloy |
| Series | OHD Thermal Guard |
| Maximum Switching Current | 300mA |
| Maximum Operating Temperature | 150°C |
| Contact Configuration | SPST |
| Minimum Operating Temperature | -20°C |
| Terminal type | Wire |
| Contact Resistance | 150mΩ |
| Maximum Switching Power | 6W |
| Standards/Approvals | RoHS |
| Maximum Switching Voltage | 110V ac/dc |
Key Features
- The switch offers high reliability for on/off operations.
- Operates over a wide temperature range from -20°C to 150°C.
- Features low contact resistance of 150 milliohms for efficient current flow.
- Compact dimensions measuring 27 mm length, 13.5 mm width, and 12.5 mm depth.
- Constructed using durable nickel iron alloy contact material.
- Designed with wire terminals for through hole mounting.
- Compatible with signals from extremely low power (0.1 mW) up to 6 W switching power.
- Dust, explosion, and corrosion-proof for environmental durability.
Product Description
KEMET OHD3-30M SPST Through Hole Reed Switch is engineered for precise switching operations with a maximum switching current of 300 mA and a voltage rating of 110 V AC/DC. Its compact and robust construction with nickel iron alloy contacts and wire terminals enables reliable use in demanding industrial environments.
This switch features a proprietary thermal guard design incorporating a temperature-sensitive ferromagnetic material known as Thermorite®, which ensures high-speed response and long operational life even under harsh environmental conditions. Its low contact resistance of 150 mΩ supports efficient electrical performance.
The operating temperature range from -20°C to 150°C allows this reed switch to function effectively in various industrial, laboratory, and commercial applications. It is dust, explosion, and corrosion-resistant, ensuring durability in harsh conditions.
Its compact dimensions of 27 mm length, 13.5 mm width, and 12.5 mm depth facilitate easy integration into electronic assemblies requiring through hole mounting with wire terminals. The switch is capable of handling power ranging from very low levels (0.1 mW) up to 6 W, providing versatility across signal types.
Common use cases for the OHD3-30M include atmospheric temperature sensing, overheating monitoring in power transistors, motor control, HDDs, and other electronic appliances requiring high reliability and environmental immunity.
High reliability for on/off switching applications. Wide temperature operational capability from -20°C to 150°C. Compact and lightweight design for easy handling and installation. Corrosion-resistant nickel iron alloy contacts promote durability.
Wide range of signal compatibility from 0.1 mW to 6 W power. Proprietary Thermorite® thermal guard for temperature sensing. Wire terminal type suitable for through hole mounting techniques. Robust against dust, explosions, and corrosion effects.
Suitable for industrial, laboratory, HVAC, and commercial electronic systems. Explore more KEMET Reed Switches and related components in EnvMart’s Electronics & Electricals category for reliable industrial-grade solutions.
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Frequently Asked Questions
The maximum switching current for this model is 300 mA.
This switch has a voltage rating of 110 V AC/DC.
It operates effectively within a temperature range of -20°C to 150°C.
The contact resistance is 150 milliohms (150 mΩ), which supports efficient current flow.
The contacts are constructed from nickel iron alloy, which promotes durability.
It is designed for through hole mounting and features wire terminals.
The maximum switching power is 6 W, accommodating a wide range of signal types.
Common applications include atmospheric temperature sensing, overheating monitoring in power transistors, and motor control.
The dimensions are 27 mm in length, 13.5 mm in width, and 12.5 mm in depth.
Yes, it is designed to be dust, explosion, and corrosion-proof, ensuring durability in harsh conditions.
This model complies with RoHS standards.
It is part of the OHD Thermal Guard series, which includes a proprietary thermal guard design.
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