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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

0805J5000470JCR Image
  • Part#:0805J5000470JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 0805
  • In Stock:454901
$0.047/pcsRFQ
1206J6300160FQT Image
  • Part#:1206J6300160FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 16PF 630V C0G/NP0 1206
  • In Stock:24169
$1.323/pcsRFQ
2225Y1K00221JCR Image
  • Part#:2225Y1K00221JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1KV C0G/NP0 2225
  • In Stock:49661
$0.74/pcsRFQ
1812Y0160125KXT Image
  • Part#:1812Y0160125KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 16V X7R 1812
  • In Stock:70259
$0.49/pcsRFQ
2220J5K00471JXT Image
  • Part#:2220J5K00471JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 5KV X7R 2220
  • In Stock:68125
$0.321/pcsRFQ
1812J0500103KFR Image
  • Part#:1812J0500103KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 50V C0G/NP0 1812
  • In Stock:85080
$0.42/pcsRFQ
1812Y5000184MXT Image
  • Part#:1812Y5000184MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 500V X7R 1812
  • In Stock:76476
$0.397/pcsRFQ
2220J1K50272KCT Image
  • Part#:2220J1K50272KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 1.5KV C0G 2220
  • In Stock:51304
$0.668/pcsRFQ
2220Y1K00152GFT Image
  • Part#:2220Y1K00152GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 1KV C0G/NP0 2220
  • In Stock:23453
$1.681/pcsRFQ
1825Y2500330FCT Image
  • Part#:1825Y2500330FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 250V C0G/NP0 1825
  • In Stock:9807
$3.391/pcsRFQ
1210J0250680JCR Image
  • Part#:1210J0250680JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 25V C0G/NP0 1210
  • In Stock:142237
$0.162/pcsRFQ
1206J1000822KDR Image
  • Part#:1206J1000822KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 100V X7R 1206
  • In Stock:214049
$0.103/pcsRFQ
0805J3000120JQT Image
  • Part#:0805J3000120JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 300V C0G/NP0 0805
  • In Stock:126363
$0.177/pcsRFQ
1812Y0250102FFT Image
  • Part#:1812Y0250102FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 25V C0G/NP0 1812
  • In Stock:21715
$1.515/pcsRFQ
1812J0250563KXR Image
  • Part#:1812J0250563KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 25V X7R 1812
  • In Stock:80916
$0.239/pcsRFQ
1206J0250561KXT Image
  • Part#:1206J0250561KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 25V X7R 1206
  • In Stock:301096
$0.077/pcsRFQ
1825J4K00820JCR Image
  • Part#:1825J4K00820JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 4KV C0G/NP0 1825
  • In Stock:69071
$0.288/pcsRFQ
1206J0250123JFT Image
  • Part#:1206J0250123JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 25V C0G/NP0 1206
  • In Stock:89831
$0.246/pcsRFQ
0603Y1000821MXT Image
  • Part#:0603Y1000821MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 100V X7R 0603
  • In Stock:427178
$0.045/pcsRFQ
1206Y0160392KFT Image
  • Part#:1206Y0160392KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 16V C0G/NP0 1206
  • In Stock:106440
$0.176/pcsRFQ
1206Y0500180GQT Image
  • Part#:1206Y0500180GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 50V C0G/NP0 1206
  • In Stock:64371
$0.354/pcsRFQ
2220Y6K00470JCR Image
  • Part#:2220Y6K00470JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 6KV C0G/NP0 2220
  • In Stock:69434
$0.327/pcsRFQ
2220J0250470KFR Image
  • Part#:2220J0250470KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 25V C0G/NP0 2220
  • In Stock:34046
$1.006/pcsRFQ
1808Y2K00820KCR Image
  • Part#:1808Y2K00820KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 2KV C0G/NP0 1808
  • In Stock:152378
$0.149/pcsRFQ
1808J0630100GCT Image
  • Part#:1808J0630100GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 63V C0G/NP0 1808
  • In Stock:99508
$0.223/pcsRFQ
2220Y1K50821KCR Image
  • Part#:2220Y1K50821KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 1.5KV C0G/NP0 2220
  • In Stock:47203
$0.663/pcsRFQ
0603Y0501P40CQT Image
  • Part#:0603Y0501P40CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.4PF 50V C0G/NP0 0603
  • In Stock:263031
$0.089/pcsRFQ
0505Y1007P50BQT Image
  • Part#:0505Y1007P50BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 7.5PF 100V C0G/NP0 0505
  • In Stock:75226
$0.465/pcsRFQ
0603J0500473KDT Image
  • Part#:0603J0500473KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 50V X7R 0603
  • In Stock:267069
$0.082/pcsRFQ
0805Y1000270FFT Image
  • Part#:0805Y1000270FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 100V C0G/NP0 0805
  • In Stock:65541
$0.296/pcsRFQ
1812Y1K20221KXR Image
  • Part#:1812Y1K20221KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1.2KV X7R 1812
  • In Stock:80057
$0.265/pcsRFQ
2220J2K00152GCR Image
  • Part#:2220J2K00152GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 2KV C0G/NP0 2220
  • In Stock:20194
$1.537/pcsRFQ
0805Y6305P60DCT Image
  • Part#:0805Y6305P60DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 630V C0G/NP0 0805
  • In Stock:364307
$0.056/pcsRFQ
1825J5000560GCR Image
  • Part#:1825J5000560GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 500V C0G/NP0 1825
  • In Stock:33845
$1.108/pcsRFQ
1808Y0630102KFT Image
  • Part#:1808Y0630102KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V C0G/NP0 1808
  • In Stock:111034
$0.194/pcsRFQ
1812Y5000274KDT Image
  • Part#:1812Y5000274KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 500V X7R 1812
  • In Stock:46403
$0.756/pcsRFQ
2225Y0160395MXR Image
  • Part#:2225Y0160395MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9UF 16V X7R 2225
  • In Stock:31908
$1.219/pcsRFQ
2225J2K50182GCT Image
  • Part#:2225J2K50182GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 2.5KV C0G 2225
  • In Stock:25487
$1.527/pcsRFQ
2220Y0250273JDR Image
  • Part#:2220Y0250273JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 25V X7R 2220
  • In Stock:28118
$1.268/pcsRFQ
2220J5000390FCT Image
  • Part#:2220J5000390FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 500V C0G/NP0 2220
  • In Stock:17371
$1.97/pcsRFQ
0603Y0638P20DAR Image
  • Part#:0603Y0638P20DAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 63V C0G/NP0 0603
  • In Stock:296275
$0.073/pcsRFQ
2220J0160560KCT Image
  • Part#:2220J0160560KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 16V C0G/NP0 2220
  • In Stock:49856
$0.711/pcsRFQ
1808J0630222JFR Image
  • Part#:1808J0630222JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 63V C0G/NP0 1808
  • In Stock:128457
$0.166/pcsRFQ
1206J1K20100FCR Image
  • Part#:1206J1K20100FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 1.2KV C0G/NP0 1206
  • In Stock:79847
$0.303/pcsRFQ
0603Y1005P60CFT Image
  • Part#:0603Y1005P60CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 100V C0G/NP0 0603
  • In Stock:206048
$0.108/pcsRFQ
1808Y0160220KCT Image
  • Part#:1808Y0160220KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 16V C0G/NP0 1808
  • In Stock:167755
$0.127/pcsRFQ
1825J0160104KXR Image
  • Part#:1825J0160104KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 16V X7R 1825
  • In Stock:56873
$0.611/pcsRFQ
1210J0100562JCT Image
  • Part#:1210J0100562JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 10V C0G/NP0 1210
  • In Stock:107348
$0.207/pcsRFQ
1812Y0630222JAR Image
  • Part#:1812Y0630222JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 63V C0G/NP0 1812
  • In Stock:75198
$0.421/pcsRFQ
0805J5003P30DQT Image
  • Part#:0805J5003P30DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 500V C0G/NP0 0805
  • In Stock:130254
$0.15/pcsRFQ
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