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Home > Line Card > Knowles Syfer > Capacitors > Ceramic Capacitors
Knowles Syfer

Knowles Syfer

- Knowles Syfer (formerly Syfer Technology Limited) is a premier global manufacturer renowned for innovative application specific high-voltage, Hi-Q RF MLCCs and thru-hole/SMT EMI suppression filters. Our comprehensive product range includes; MLCCs include RF/Microwave/ultra-low ESR, high voltage to 12 k VDC, 250 VAC ratings, safety certified SMDs as well as space-grade parts. Our patented StackiCap™ is a unique capacitor assembly designed to achieve high capacitance and high voltage.
Syfer’s EMI filter lineup has SMD feed through capacitors rated to 3 A, SMD C and Pi filters rated to 20 A and X2Y® technology.
The broad Syfer AEC Q200 qualified family features both surface mount EMI filters and high-voltage MLCCs focused on the HEV and EV automotive market.
Worldwide manufacturing operations include a brand new facility in Suzhou, China, equipped with modern equipment to assure consistent, high quality products to meet the growing needs of our global markets.
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Product List

2225Y2K00470KCR Image
  • Part#:2225Y2K00470KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 2KV C0G/NP0 2225
  • In Stock:55742
$0.708/pcsRFQ
0805Y5002P70BFR Image
  • Part#:0805Y5002P70BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 500V C0G/NP0 0805
  • In Stock:80573
$0.28/pcsRFQ
0603Y0630473JDT Image
  • Part#:0603Y0630473JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 63V X7R 0603
  • In Stock:223055
$0.103/pcsRFQ
2220Y2K00101GCR Image
  • Part#:2220Y2K00101GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 2KV C0G/NP0 2220
  • In Stock:37615
$1.017/pcsRFQ
1808Y2000471KDT Image
  • Part#:1808Y2000471KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 200V X7R 1808
  • In Stock:123430
$0.19/pcsRFQ
2220Y1K50821FCT Image
  • Part#:2220Y1K50821FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1.5KV C0G/NP0 2220
  • In Stock:13833
$2.425/pcsRFQ
1210Y0160393MDR Image
  • Part#:1210Y0160393MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 16V X7R 1210
  • In Stock:105226
$0.214/pcsRFQ
1812Y5000560GAT Image
  • Part#:1812Y5000560GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 500V C0G/NP0 1812
  • In Stock:47454
$0.761/pcsRFQ
0603J2002P20BAT Image
  • Part#:0603J2002P20BAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 200V C0G/NP0 0603
  • In Stock:111496
$0.215/pcsRFQ
1825Y0100185MXR Image
  • Part#:1825Y0100185MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8UF 10V X7R 1825
  • In Stock:44112
$0.843/pcsRFQ
1206Y0250273MDR Image
  • Part#:1206Y0250273MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 25V X7R 1206
  • In Stock:182099
$0.105/pcsRFQ
2220Y2500103JFT Image
  • Part#:2220Y2500103JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 250V C0G 2220
  • In Stock:20120
$1.513/pcsRFQ
2220Y2K00392JXT Image
  • Part#:2220Y2K00392JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 2KV X7R 2220
  • In Stock:55049
$0.686/pcsRFQ
1808Y5000561MXR Image
  • Part#:1808Y5000561MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 500V X7R 1808
  • In Stock:164481
$0.129/pcsRFQ
1206Y1K09P10BQT Image
  • Part#:1206Y1K09P10BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 9.1PF 1KV C0G/NP0 1206
  • In Stock:60182
$0.604/pcsRFQ
1210Y0500563JDT Image
  • Part#:1210Y0500563JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 50V X7R 1210
  • In Stock:77153
$0.285/pcsRFQ
0805Y2000153MXT Image
  • Part#:0805Y2000153MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 200V X7R 0805
  • In Stock:303932
$0.076/pcsRFQ
1206J2500471GQT Image
  • Part#:1206J2500471GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 250V C0G/NP0 1206
  • In Stock:75371
$0.497/pcsRFQ
1206J0501P20DAT Image
  • Part#:1206J0501P20DAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 50V C0G/NP0 1206
  • In Stock:187611
$0.115/pcsRFQ
1210J0160823KDR Image
  • Part#:1210J0160823KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 16V X7R 1210
  • In Stock:112252
$0.214/pcsRFQ
0805Y2000221KAT Image
  • Part#:0805Y2000221KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 200V C0G/NP0 0805
  • In Stock:208948
$0.108/pcsRFQ
1812Y6300222KXR Image
  • Part#:1812Y6300222KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 630V X7R 1812
  • In Stock:79932
$0.268/pcsRFQ
1812Y2000330GCR Image
  • Part#:1812Y2000330GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 1812
  • In Stock:72458
$0.496/pcsRFQ
1808Y6300182MXT Image
  • Part#:1808Y6300182MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 630V X7R 1808
  • In Stock:88724
$0.229/pcsRFQ
1808Y0500682KCT Image
  • Part#:1808Y0500682KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 50V C0G/NP0 1808
  • In Stock:150900
$0.155/pcsRFQ
1206J0500470FAR Image
  • Part#:1206J0500470FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 50V C0G/NP0 1206
  • In Stock:101043
$0.389/pcsRFQ
2225Y5000120GCR Image
  • Part#:2225Y5000120GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 500V C0G/NP0 2225
  • In Stock:23886
$1.431/pcsRFQ
  • Part#:0505J1000240KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 24PF 100V C0G/NP0 0505
  • In Stock:137477
$0.163/pcsRFQ
1812JA250120JCRPY2 Image
  • Part#:1812JA250120JCRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 250V C0G/NP0 1812
  • In Stock:64967
$0.347/pcsRFQ
2220Y0160471FCT Image
  • Part#:2220Y0160471FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 16V C0G/NP0 2220
  • In Stock:11800
$2.685/pcsRFQ
1210Y1K50331GCT Image
  • Part#:1210Y1K50331GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1.5KV C0G/NP0 1210
  • In Stock:67293
$0.324/pcsRFQ
0805Y1000201GQT Image
  • Part#:0805Y1000201GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 200PF 100V C0G/NP0 0805
  • In Stock:89022
$0.44/pcsRFQ
0603J1000150JAR Image
  • Part#:0603J1000150JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 0603
  • In Stock:320380
$0.07/pcsRFQ
2225J5000684KXT Image
  • Part#:2225J5000684KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 500V X7R 2225
  • In Stock:20209
$1.663/pcsRFQ
1812Y6300152FAT Image
  • Part#:1812Y6300152FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 630V C0G/NP0 1812
  • In Stock:26597
$1.402/pcsRFQ
1812Y2K00180KCR Image
  • Part#:1812Y2K00180KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 2KV C0G/NP0 1812
  • In Stock:68980
$0.286/pcsRFQ
1808J1000221KFT Image
  • Part#:1808J1000221KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V C0G/NP0 1808
  • In Stock:128594
$0.184/pcsRFQ
1206J0630271MDR Image
  • Part#:1206J0630271MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V X7R 1206
  • In Stock:192660
$0.103/pcsRFQ
2225J5000331JDR Image
  • Part#:2225J5000331JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 500V X7R 2225
  • In Stock:32096
$1.098/pcsRFQ
1206J1K03P00CQT Image
  • Part#:1206J1K03P00CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 1KV C0G/NP0 1206
  • In Stock:109627
$0.202/pcsRFQ
1808J2K50221GCT Image
  • Part#:1808J2K50221GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 2.5KV C0G/NP0 1808
  • In Stock:91620
$0.408/pcsRFQ
1825Y1K20121FCT Image
  • Part#:1825Y1K20121FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 1.2KV C0G/NP0 1825
  • In Stock:19431
$2.021/pcsRFQ
1206Y0501P00CAR Image
  • Part#:1206Y0501P00CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 50V C0G/NP0 1206
  • In Stock:121920
$0.17/pcsRFQ
1825Y0100273KCR Image
  • Part#:1825Y0100273KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 10V C0G/NP0 1825
  • In Stock:31064
$0.983/pcsRFQ
2225J2000183KXT Image
  • Part#:2225J2000183KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V X7R 2225
  • In Stock:58293
$0.668/pcsRFQ
1812Y6300184MXT Image
  • Part#:1812Y6300184MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 630V X7R 1812
  • In Stock:54676
$0.705/pcsRFQ
1808Y0500183KDR Image
  • Part#:1808Y0500183KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 50V X7R 1808
  • In Stock:116637
$0.19/pcsRFQ
2220J1K20820GCR Image
  • Part#:2220J1K20820GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 1.2KV C0G/NP0 2220
  • In Stock:47006
$0.818/pcsRFQ
2220J6300124JXR Image
  • Part#:2220J6300124JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 630V X7R 2220
  • In Stock:48801
$0.687/pcsRFQ
1808J4K00101KCT Image
  • Part#:1808J4K00101KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 4KV C0G/NP0 1808
  • In Stock:118067
$0.184/pcsRFQ
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