Elecsound Blog

Elecsound is a manufacturer of trimming potentiometers, pcbs, capacitors, leds and resistors

Varistors 14D, 20D, 7D, 5D, 25D

Elecsound can offer below size for Zinc Oxide Varistors.
Varistors 14D, 20D, 7D, 5D, 25D
Round Varistor element, leaded.
Coating: Epoxy resin, flame-retardant to UL94V-0.
Terminals: Tinned copper wire
1. Fast response time.
2. Low leakage current.
3. Excellent Voltage ratio.
4. Wide Voltage& energy ratio.
5. Low standby power and no follow on current.
6. High performance in surge current handling capability.
7. High performance in clamping voltage characteristics.
IC, diode, transistor, thyristor, triac, and other semiconductor protection.
Suppression of main borne transients in consumer electronics and industrial electronics.
Suppression of internally generated spikes in electronicss circuit.
Surget protection in communication, measuring and controller electronics.

Metal Oxide Varistor (821KD53)

Varistor with wide operating voltage (V/1mA): 33 to 1, 600V
Fast response to transient over-voltage and limited current
Capable of absorbing high transient energies
Low clamping ratio and no follow-on current
Transistors, diodes, ICs, thrusters or triad semiconductor protections
Consumer electronics
Industrial electronics
Electronic home appliances, gas and petroleum appliances
Relay and electromagnetic valve surge absorptions
Varistor TMOV
VARISTOR5d 7D 10D 14D 20D

Metal Oxide Varistor(14D471K)

Metal Oxide Varistor(14D471K)
Maximum allowable voltage: 275vac 350vdc
Varistor voltage(v): 430(387~473)
Clamping voltage(max): Vc710V IP300A
Maximum peak current (8/20µ S) 40000 ~30000
Maximum energy (10/1000µ S) 660j
Typical capacitance @1kz: 4900pf
Specification part No. As below:
03D180L 05D180L 07D180L 10D180L 14D180L 14D331K 20D220K 25D220K
03D220K 05D220K 07D220K 10D220K 14D220K 18D270K 20D270K 25D270K
03D270K 05D270K 07D270K 10D270K 14D270K 18D330K 20D330K 25D330K
03D330K 05D330K 07D330K 10D330K 14D330K 18D390K 20D390K 25D390K
03D390K 05D390K 07D390K 10D390K 14D390K 18D470K 20D470K 25D470K
03D470K 05D470K 07D470K 10D470K 14D470K 18D560K 20D560K 25D560K
03D560K 05D560K 07D560K 10D560K 14D560K 18D680K 20D680K 25D680K
03D680K 05D680K 07D680K 10D680K 14D680K 18D820K 20D820K 25D820K
03D820K 05D820K 07D820K 10D820K 14D820K 18D101K 20D101K 25D101K
03D101K 05D101K 07D101K 10D101K 14D101K 18D121K 20D121K 25D121K
03D121K 05D121K 07D121K 10D121K 14D121K 18D151K 20D151K 25D151K
03D151K 05D151K 07D151K 10D151K 14D151K 18D181K 20D181K 25D181K
03D181K 05D181K 07D181K 10D181K 14D181K 18D201K 20D201K 25D201K
03D201K 05D201K 07D201K 10D201K 14D201K 18D221K 20D221K 25D221K
03D221K 05D221K 07D221K 10D221K 14D221K 18D241K 20D241K 25D241K
03D241K 05D241K 07D241K 10D241K 14D241K 18D271K 20D271K 25D271K
03D271K 05D271K 07D271K 10D271K 14D271K 18D301K 20D301K 25D301K
03D301K 05D301K 07D301K 10D301K 14D301K 18D331K 20D331K 25D331K
03D331K 05D331K 07D331K 10D331K 14D361K 18D361K 20D361K 25D361K
03D361K 05D361K 07D361K 10D361K 14D391K 18D391K 20D391K 25D391K
03D391K 05D391K 07D391K 10D391K 14D431K 18D431K 20D431K 25D431K
03D431K 05D431K 07D431K 10D431K 14D471K 18D471K 20D471K 25D471K
03D471K 05D471K 07D471K 10D471K 14D511K 18D511K 20D511K 25D511K
03D511K 05D511K 07D511K 10D511K 14D561K 18D561K 20D561K 25D561K
03D561K 05D561K 07D561K 10D561K 18D220K 20D180L 25D180L

Zinc Oxide Varistors

Elecsound is very strong in Dipped Zinc Oxide Varistors ,  we can offer below size with fast delivery time and best price:
5mm Dipped Zinc Oxide Varistors
7mm Dipped  Zinc Oxide Varistors
10mm Dipped  Zinc Oxide Varistors
14mm Dipped Zinc Oxide Varistors
20mm Dipped Zinc Oxide Varistors

0402 SMD Resistors

Elecsound can offer types of resistors. both SMD and axial and also dipped. we offer bulk pack.ammo pack and tape/reel.
Type: Axial, chip, radial and network
Series: Carbon film, fusible, metal film, metal oxide, wire wound, wire wound cement, etc.
Watt: 1/16W, 1/8W, 1/4W, 1/2W, 1W to 10W
Size: 0402, 0603, 0805, 1206, 1210, 2010, 2512, 4x2MM, 6x2MM, 9x3MM, etc.
Resistance range: 1 ohm to 10M ohm
Tolerance: +/-1% to +/-5%

1 Layer and 2 Layers PCB

Pls allow to me to recommend our PCBs to you again,as we really offer much better price than before,but keep the same quality,we can offer single-side, double-side, 4 layers to 8 layers,can make HAL, Gold plated, immersion gold, SMOBC. Our lead time is only 7 to 10 days.  All we need for a quote is  the quantity you need and a Gerber file of your PCB.
Now I am offering our price for single and two layer for your reference,
1 layer
2 layers
We can accept prototypes and small series but price is different
Pls check,if you are interested,welcome to email me,I am ready to quote any time.

1 Layer PCB

Now pls help check if you need any PCBs. as a manufacturer of PCBs, we can offer reasonable prices, good quality and fast lead time. we can offer 1 layer, two layers, 4 layers and 6 layers. and we can offer HAL, OSP and immersion gold and so on.  Rohs is valiable also.
Here is our 1 layer pcb as below.
Layer count: one
Base material: KB CEM-1
Board thickness: 1.6mm
Copper thickness: 1/0oz
Surface finish: HAL, OSP or gold plating

Zinc Oxide Varistor

Do you need Varistors ? Now our varistors are selling well with the very competitive price,fast lead time and good quality, for some items we even have stock,if you are interested in,please contact with me.
Below sizes for your information. Welcome to inquire.
There are 5mm, 7mm, 10mm, 14mm and 20mm dipped varist as below.And we  can make lead free and with many approvals.
zinc oxide varistor
5mm zinc oxide varistor
7mm zinc oxide varistor
10mm zinc oxide varistor
14mm zinc oxide varistor
20mm zinc oxide varistor

Metal Film Fixed Resistors

We are very strong in ZINC OXIDE VARISTOR, we can offer below size with good price. We can make lead free and with many approvals.
I.E.: Application of 7mm Dipped ZINC OXIDE VARISTOR:
Transistor, Diode, IC, Thyristor or diac semiconductor protection
Surge protection in consumer electronics
Surge protection in industrial electronics
Surge protection in electronic home appliance, gas and petroleum.
Relay and electromangnetic valve surge absorption

SMD Resistor

We are strong in electronic component field. Concentrating on SMD resistor/diode/transistor etc. Which belong to Lead-free environmental products. Our factory have advanced production and inspection equipments and facilities, perfect quality management system. Here are our chip resistors as below.
Special Features:
Type: Axial, chip, radial and network
Series: Carbon film, fusible, metal film, metal oxide, wire wound, wire wound cement, etc.
Watt: 1/16W, 1/8W, 1/4W, 1/2W, 1W to 10W
Size: 0402, 0603, 0805, 1206, 1210, 2010, 2512, 4x2MM, 6x2MM, 9x3MM, etc.
Resistance range: 1 ohm to 10M ohm
Tolerance: +/-1% to +/-5%


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