Siemens
Siemens Surge Protective Device 7NG4021-4CB33-0NA1
Siemens 7NG4021-4CB33-0NA1 Surge Protective Device.
● In Stock
12-Mo Warranty
Same-Day Dispatch
Ships Worldwide
🎖 Veteran-Owned
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Get a price for 7NG4021-4CB33-0NA1
Response within 1 business hour
12-month warranty
All units tested
Same-day dispatch
Order by 2pm CST
Worldwide delivery
US, EU, Asia, Middle East
Veteran-owned
CAGE: 9NK75
Surge Protection
Overvoltage Protection
Transient Suppression
Equipment Safeguard
Product description
The Siemens 7NG4021-4CB33-0NA1 is a surge protective device (SPD) designed to safeguard electrical and electronic equipment from transient overvoltages and lightning-induced surges. It provides reliable protection for industrial and commercial applications.
This device is crucial for maintaining the integrity and longevity of sensitive control systems, power supplies, and data communication lines in industries such as power distribution, telecommunications, and building automation.
Stanlo Automation, a veteran-owned surplus industrial parts distributor, offers the Siemens 7NG4021-4CB33-0NA1. Secure your infrastructure with our quality surplus protection devices and fast shipping.
Technical specifications
| Part Number | 7NG4021-4CB33-0NA1 |
| Manufacturer | Siemens |
| Product Type | Surge Protective Device (SPD) |
| Application | Protection against transient overvoltages |
Common applications
Industrial Power Systems
Telecommunications
Building Automation
Control Panels
Data Centers
Sensitive Electronics
Compatible systems
Various AC and DC power systems
Also known as
Siemens Surge Protector
Technical note
Expert tip
Proper installation and grounding are critical for the effective operation of this surge protective device.What happens next?
1
Email confirmation
Immediate receipt acknowledgment sent to you
2
Account manager assigned
Confirms your part's spec and condition
3
Your quote delivered
Tailored to your specific requirements
Frequently asked questions
What is the primary function of the Siemens 7NG4021-4CB33-0NA1 surge protective device?
The Siemens 7NG4021-4CB33-0NA1 surge protective device is designed to protect electrical and electronic equipment from damaging transient overvoltages and surges caused by lightning or other electrical disturbances.