Electron tube 577/576 vacuum Diode tube 577/576

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12 Piece/Pieces (Min. Order)
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Quick Details
Place of Origin:
Liaoning, China (Mainland)
Brand Name:
Model Number:
Package Type:
Surface Mount
500 Piece/Pieces per Month
Packaging & Delivery
Packaging Details
carton dimensions for 12 pcs 59*47*36cm
Dalian port,Tianjin port Beijing airport
Lead Time :
Within 2 days once the payment is confirmed



Filament            Thoriated Tungsten

Filament voltage      5.0volts ac

Filament current      10.3 amperes

Peak inverse voltage     2500 volts max

Peak anode current       1.5 amperes max

Average anode current     0.3 ampere


Overall length            7.5inches max

Overall diameter          2.03inches max

Bulb                  t-16

Cap        Small Metal (C1-1)With Ceramic Insulator

Base        Industrial 412 With Metal Shell

Weight     5 ounces

Type of cooling    radiation(air)


Mount the Nucor tube type 577 tube vertically with adequate air space for ventilation . Anode temperature should not exceed 800 °C. The base fits a standard 4 pin super jumbo wafer socket.

Our  Service
Pre-sale services:
1. Providing professional technical support.
2. Send the product catalog and instruction manual.
3. If you have any question PLS contact us online or send us email, we promise we will give you a reply at the first time!
4. Personal call or visiting are warmly welcome.
Sale of services:
1. We promise honest and fair, it's our pleasure to serve you as your purchasing consultant.
2. We guarantee punctuality, quality and quantities strictly implement the terms of contract.
After-sales service:
1. 1 years warranty when you receive the goods, life long maintenance
2. 24-hours telephone service or whatsapp/wechat
3. A large stock of components and parts, easily-worn parts.
Why Choose us
1. Professional & Experienced Manufacturer
Since 1959,focusing on high frequency machine for 58 years and 9 years Alibaba golden supplier.Our producst are hot sale in South-east Asia,Europe,North America,Turkey,South America and global market.
2. Strong&Powerful Company
Self-own factory site with 24,600 square meters and more than 180 workers,we are the leading manufacturer of Electron tube  in China (Mainland). Annual output products more than 20000 pcs and output value USD 500,000
3. Excellent production facilities and equipment
We have four lines for the electron tube,more than 400 sets of special equipments for the products .
4. Professional Engineers Department
We hold 10 professional technology research &development engineers,20 experienced production engineers and more than 40 ordinary engineers
5. Good Quality Product
All the products should be tested and adjusted before shipping,all products are CE approved.
6. Overseas Branch Office
Have overseas after-sale office in USA, France etc.we are also looking for agents in other countries.
7. Professional sales team and self-own Export License