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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

1808Y3K00101KCT Image
  • Part#:1808Y3K00101KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 3KV C0G/NP0 1808
  • In Stock:130830
$0.184/pcsRFQ
  • Part#:2220Y2500151FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2220
  • In Stock:8098
$3.734/pcsRFQ
2225Y0500123FFT Image
  • Part#:2225Y0500123FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 50V C0G/NP0 2225
  • In Stock:5994
$5.548/pcsRFQ
1206J0100222KXR Image
  • Part#:1206J0100222KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 10V X7R 1206
  • In Stock:264048
$0.073/pcsRFQ
1808J0500123GFT Image
  • Part#:1808J0500123GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 50V C0G/NP0 1808
  • In Stock:74530
$0.449/pcsRFQ
1206Y1K00222JDR Image
  • Part#:1206Y1K00222JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1KV X7R 1206
  • In Stock:130136
$0.163/pcsRFQ
1808Y1000823JDT Image
  • Part#:1808Y1000823JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 100V X7R 1808
  • In Stock:78779
$0.295/pcsRFQ
1210J0630123GFT Image
  • Part#:1210J0630123GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V C0G/NP0 1210
  • In Stock:57733
$0.668/pcsRFQ
1206Y0630331GCR Image
  • Part#:1206Y0630331GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V C0G/NP0 1206
  • In Stock:132164
$0.148/pcsRFQ
1812J0630331KAR Image
  • Part#:1812J0630331KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 63V C0G/NP0 1812
  • In Stock:53928
$0.35/pcsRFQ
1812J2000102JCT Image
  • Part#:1812J2000102JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 200V C0G/NP0 1812
  • In Stock:81292
$0.289/pcsRFQ
2220Y0160120KFT Image
  • Part#:2220Y0160120KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 16V C0G/NP0 2220
  • In Stock:27533
$1.186/pcsRFQ
1812J0500474JDR Image
  • Part#:1812J0500474JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 50V X7R 1812
  • In Stock:57548
$0.6/pcsRFQ
1825J5K00270FCR Image
  • Part#:1825J5K00270FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 5KV C0G/NP0 1825
  • In Stock:24807
$1.258/pcsRFQ
1812Y1000221KCR Image
  • Part#:1812Y1000221KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V C0G/NP0 1812
  • In Stock:68836
$0.29/pcsRFQ
1808J5000153MDT Image
  • Part#:1808J5000153MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 500V X7R 1808
  • In Stock:63557
$0.307/pcsRFQ
1808Y0250220GFT Image
  • Part#:1808Y0250220GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 25V C0G/NP0 1808
  • In Stock:66046
$0.307/pcsRFQ
1825Y1K20181JCR Image
  • Part#:1825Y1K20181JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1.2KV C0G/NP0 1825
  • In Stock:55685
$0.579/pcsRFQ
0805J2000820GCR Image
  • Part#:0805J2000820GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 200V C0G/NP0 0805
  • In Stock:208971
$0.097/pcsRFQ
2220J0630104GCR Image
  • Part#:2220J0630104GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 63V C0G/NP0 2220
  • In Stock:13640
$2.188/pcsRFQ
1808J0160560GCR Image
  • Part#:1808J0160560GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 16V C0G/NP0 1808
  • In Stock:116433
$0.18/pcsRFQ
1206Y1000470KQT Image
  • Part#:1206Y1000470KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 100V C0G/NP0 1206
  • In Stock:106915
$0.181/pcsRFQ
1812Y2500151JFT Image
  • Part#:1812Y2500151JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V C0G/NP0 1812
  • In Stock:71695
$0.467/pcsRFQ
2220Y0250473JFR Image
  • Part#:2220Y0250473JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 25V C0G/NP0 2220
  • In Stock:24805
$1.592/pcsRFQ
1210Y1000122KXR Image
  • Part#:1210Y1000122KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 100V X7R 1210
  • In Stock:149019
$0.146/pcsRFQ
2220Y0630102GFT Image
  • Part#:2220Y0630102GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V C0G/NP0 2220
  • In Stock:15656
$2.083/pcsRFQ
0805Y2000331GCR Image
  • Part#:0805Y2000331GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 200V C0G/NP0 0805
  • In Stock:161077
$0.124/pcsRFQ
0603J0630221GFR Image
  • Part#:0603J0630221GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V C0G/NP0 0603
  • In Stock:179848
$0.133/pcsRFQ
1808J0250392JXR Image
  • Part#:1808J0250392JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V X7R 1808
  • In Stock:168457
$0.12/pcsRFQ
0805Y1000180FAT Image
  • Part#:0805Y1000180FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 100V C0G/NP0 0805
  • In Stock:76992
$0.296/pcsRFQ
1825J4K00820FCT Image
  • Part#:1825J4K00820FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 4KV C0G/NP0 1825
  • In Stock:37492
$1.038/pcsRFQ
1206J0160683MDT Image
  • Part#:1206J0160683MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 16V X7R 1206
  • In Stock:228856
$0.098/pcsRFQ
1206Y5001P20DAR Image
  • Part#:1206Y5001P20DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 500V C0G/NP0 1206
  • In Stock:189399
$0.113/pcsRFQ
2225Y2500224KDR Image
  • Part#:2225Y2500224KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 250V X7R 2225
  • In Stock:22831
$1.363/pcsRFQ
1808Y6300121KCR Image
  • Part#:1808Y6300121KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 630V C0G/NP0 1808
  • In Stock:130314
$0.15/pcsRFQ
1825J1K50181JCR Image
  • Part#:1825J1K50181JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 1.5KV C0G/NP0 1825
  • In Stock:71154
$0.517/pcsRFQ
1210J0160273FCT Image
  • Part#:1210J0160273FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 16V C0G/NP0 1210
  • In Stock:35556
$1/pcsRFQ
1206Y0504P70DAT Image
  • Part#:1206Y0504P70DAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 50V C0G/NP0 1206
  • In Stock:160257
$0.117/pcsRFQ
2220J4K00561KXT Image
  • Part#:2220J4K00561KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 4KV X7R 2220
  • In Stock:78613
$0.265/pcsRFQ
2225J3K00120JCT Image
  • Part#:2225J3K00120JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 3KV C0G/NP0 2225
  • In Stock:54192
$0.677/pcsRFQ
1808J0160330FCR Image
  • Part#:1808J0160330FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 16V C0G/NP0 1808
  • In Stock:55541
$0.345/pcsRFQ
2220J1000331FCR Image
  • Part#:2220J1000331FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 100V C0G/NP0 2220
  • In Stock:11985
$2.86/pcsRFQ
1808Y0630684MXT Image
  • Part#:1808Y0630684MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 63V X7R 1808
  • In Stock:89578
$0.227/pcsRFQ
1210Y1K00221KFR Image
  • Part#:1210Y1K00221KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1KV C0G/NP0 1210
  • In Stock:107041
$0.191/pcsRFQ
1210Y0250121JCR Image
  • Part#:1210Y0250121JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 25V C0G/NP0 1210
  • In Stock:139855
$0.168/pcsRFQ
2220J4K00272JXT Image
  • Part#:2220J4K00272JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 4KV X7R 2220
  • In Stock:77622
$0.432/pcsRFQ
1808J2000274MXT Image
  • Part#:1808J2000274MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 200V X7R 1808
  • In Stock:90757
$0.258/pcsRFQ
1812J0500223JCT Image
  • Part#:1812J0500223JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 50V C0G/NP0 1812
  • In Stock:83669
$0.426/pcsRFQ
2220J6K00470FCR Image
  • Part#:2220J6K00470FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 6KV C0G/NP0 2220
  • In Stock:23690
$1.272/pcsRFQ
1825Y0100104KCT Image
  • Part#:1825Y0100104KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 10V C0G/NP0 1825
  • In Stock:27978
$1.282/pcsRFQ
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