CD78 Flame Proof Pressure Switch by NAGANO KEIKI – Flame Proof Pressure Switch
- Luis Alberto Fing

- Nov 27
- 2 min read
Updated: 4 days ago
Welcome to Nichiboku's industrial Blog
Introduction
In industries handling flammable gases or volatile liquids—such as chemical processing, petrochemical production, hydrogen systems, and industrial gas facilities—ensuring safety and precision in pressure monitoring is critical. The NAGANO KEIKI CD78 Flame Proof Pressure Switch delivers both explosion-proof safety and high‑accuracy pressure control, making it an ideal choice for hazardous environments. This article introduces the CD78, its technical strengths, and its value for engineers and procurement teams.

Key Features & Benefits of the CD78 Flame Proof Pressure Switch
Certified Safety for Hazardous Environments (Focus Keyword)
The CD78 is engineered to meet strict global explosion‑proof standards, ensuring operational safety in areas where flammable gases or vapors are present. Its flame‑proof enclosure prevents internal ignition from propagating outward, providing dependable protection in volatile industrial conditions.
Compact, Durable, and Efficient Design
Built with a compact and lightweight structure compared to earlier models.
Offers adjustable deadband (hysteresis) for precise switching control.
Wetted parts are made of corrosion‑resistant SUS316 stainless steel.
Wide Pressure Range & Flexible Mounting
Available in a broad range of pressure settings.
Supports various screw connection types (G, Rc, NPT, etc.).
Mounting options include panel mounting or 2B pipe mounting, offering flexibility for different system layouts.
Electrical options available in single‑contact (SPDT) or dual‑contact (DPDT) configurations.
High Performance & Long Service Life
Switching accuracy rated at approximately ±1%.
Features stable performance even under fluctuating temperatures.
Designed with high insulation resistance and robust casing suitable for demanding industrial environments.
Typical Applications
The CD78 Flame Proof Pressure Switch is ideal for:
Chemical processing plants
Petrochemical and oil & gas facilities
Hydrogen generation and storage systems
Industrial gas supply and distribution
Any hazardous location requiring explosion‑proof pressure control
Its certified safety, precision, and durability make it a trusted choice in mission‑critical environments.
Selecting the Right CD78 Model
When specifying the CD78, consider:
Required pressure setting range
Proof pressure and system compatibility
Connection type and mounting configuration
Electrical output requirements (SPDT or DPDT)
Medium compatibility with SUS316 stainless steel
Our team can assist you with configuration details and selecting the proper specifications for your application.
Conclusion
The NAGANO KEIKI CD78 Flame Proof Pressure Switch combines certified explosion‑proof protection, compact design, flexible installation options, and precise pressure control. It is a top‑tier choice for engineers and procurement professionals seeking safe and reliable pressure monitoring solutions in hazardous environments. Go to the official catalog:
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