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Surface Mount Metal Oxide Varistor for High Energy Transient Current Applications SM20 Series

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Surface Mount Metal Oxide Varistor for High Energy Transient Current Applications SM20 Series

China Surface Mount Metal Oxide Varistor for High Energy Transient Current Applications SM20 Series supplier

Large Image :  Surface Mount Metal Oxide Varistor for High Energy Transient Current Applications SM20 Series

Product Details:

Place of Origin: CHINA
Brand Name: Julun
Certification: CE/UL/VDE/KC/ROHS
Model Number: SM20

Payment & Shipping Terms:

Minimum Order Quantity: 100 / Negotiable
Price: Negotiable
Packaging Details: Standard carton
Delivery Time: 7~10 Working days
Payment Terms: L/C, D/P, T/T, MoneyGram
Supply Ability: 10000/Piece/Weekly
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Detailed Product Description
Model Number: SM20 Type: Fixed Resistor
Dimension: 20mm Polarity: Two Way
Pulse Current: 2000 / 6500

SM20 Series - Surface Mount Varistor for High Energy Transient Current Applications


20mm SMD Series is a surface-mount metal oxide varistor device, for use in applications requiring hi-energy / transient current capability.


The AC rated parts are designed to operate continuously across AC power lines. The DC rated parts are suitable for Automotive applications. The series comprises a Nylon molded package with folded tin plated metal leads for soldering to board.




• DC Voltage Rating 26 - 420VDC

• AC Voltage Rating 20Vac - 320AC

• No De-Rating up to 85°C ambient

• Lead-Free, HalogenFree and RoHS Compliant

• Low voltage devices specified for automotive load dump energy

• Available in "waffle" tray packaging



Device Ratings and Specifications


Branding Maximum Rating (85°C) Specifications (25°C)
Continuous Transient Varistor Voltage
at 1mA DC
Test Current
8 x 20 µs
f = 1MHz
10 x 1000µs
Peak Current
8 x 20µs
1x pulse
1x pulse
(V) (V) (J) (A) (V) (V) (V) (A) (pF)
V26SM20 26SM20 20 26 20
160 (note 1)
2000 32
63 20 12000
V175SM20 175SM20 175 225 90 6500 247 303 455 100 1400
V230SM20 230SM20 230 300 122 6500 324 396 595 100 1100
V250SM20 250SM20 250 330 130 6500 354 429 650 100 1000
V275SM20 275SM20 275 369 140 6500 389 473 710 100 900
V300SM20 300SM20 300 405 165 6500 420 517 775 100 800
V320SM20 320SM20 320 420 150 6500 462 540 810 100 750


1. Energy rating for impulse duration of 30ms minimum to one half of peak current (automotive load dump).




Surface Mount Metal Oxide Varistor for High Energy Transient Current Applications SM20 Series





1.Are you a factory or trading company?
We are a factory founded in 2009 and have over 9 years’ OEM and international trading experience

2.What’s your main product?
Our main products are fuse series, resistance series, capacitance series, fuse pedestal series, sensor series

3.Any certification of your company or product?
We have ISO 9001-2008 ,CE(LVD), RoHS, TUV,cURus,VDE,CQC,PSE,KC Certificates and Test Report for these certificate.

4.Which countries have your product been exported to ?
We have exported our product to over 20 countries , such as Russia , India ,Thailand, Indonesia, Malaysia, Tunisia, Brazil ,Iran, U.A.E ,Mexico, Colombia, Venezuela , Argentina etc.

5.Which international exhibition do you usually go to?
China Import and Export Fair (Canton Fair) ELEKTRO , Russia / FIEE ELéTRICA ,Brazil.

6.Can I visit your factory?
We have over 5000 square meters of workspace and sincerely welcome your business visit.

7.Do you accept OEM or ODM?
Of course.

8.How’ your production capacity? How long is the lead time ?
Monthly output 50,000 piece . It usually take us 20-30 days to finish the goods.

9.What’s your main payment term?
T/T ,LC ,D/P.

10.Any quality guarantee or after-sales service?
If any quality complaint , we will give out solution within 5 days.

11.Can sample fee be returned back to me ?
Sample amount can be deducted from your bulk order payment when order quantity is over 1000 pieces at the first time.

12.How many days it takes to finish the samples?
Usually 2-5 work days .

Please tell me:
What product specifications do you need? when you ask for a quotation.I will give you the most competitive price per as your requirements. And we have many types for you to choose.

P.S.:If you can't find any products to meet your requirements. welcome to send us the details drawings so that we can provide us our professional & best service to you.

Contact Details
dongguan Julun electronics co.,ltd

Contact Person: Julun

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