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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

0805Y0630273MDR Image
  • Part#:0805Y0630273MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 63V X7R 0805
  • In Stock:221454
$0.091/pcsRFQ
1210J0500330FFT Image
  • Part#:1210J0500330FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 1210
  • In Stock:42227
$0.84/pcsRFQ
1812Y0250470JCT Image
  • Part#:1812Y0250470JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 25V C0G/NP0 1812
  • In Stock:62011
$0.322/pcsRFQ
1812Y0160122GCT Image
  • Part#:1812Y0160122GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 16V C0G/NP0 1812
  • In Stock:67213
$0.541/pcsRFQ
0505J0500201KQT Image
  • Part#:0505J0500201KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 200PF 50V C0G/NP0 0505
  • In Stock:126479
$0.18/pcsRFQ
0603Y2500182JDT Image
  • Part#:0603Y2500182JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 250V X7R 0603
  • In Stock:265697
$0.081/pcsRFQ
0603Y025P560DCR Image
  • Part#:0603Y025P560DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56PF 25V C0G/NP0 0603
  • In Stock:375366
$0.061/pcsRFQ
0603J2000120KQT Image
  • Part#:0603J2000120KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 200V C0G/NP0 0603
  • In Stock:202010
$0.113/pcsRFQ
2220J2K00151KCT Image
  • Part#:2220J2K00151KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 2KV C0G/NP0 2220
  • In Stock:71604
$0.516/pcsRFQ
1206J2000470KAT Image
  • Part#:1206J2000470KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 200V C0G/NP0 1206
  • In Stock:173293
$0.12/pcsRFQ
1206J0500184JDT Image
  • Part#:1206J0500184JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.18UF 50V X7R 1206
  • In Stock:107106
$0.215/pcsRFQ
2225J0160333JDT Image
  • Part#:2225J0160333JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 16V X7R 2225
  • In Stock:29685
$1.215/pcsRFQ
2220Y0500391GFR Image
  • Part#:2220Y0500391GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 50V C0G/NP0 2220
  • In Stock:19882
$1.93/pcsRFQ
1210Y0250223JFR Image
  • Part#:1210Y0250223JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 25V C0G/NP0 1210
  • In Stock:98894
$0.383/pcsRFQ
1812J1000333MDT Image
  • Part#:1812J1000333MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 100V X7R 1812
  • In Stock:102471
$0.38/pcsRFQ
2220Y5000104MDR Image
  • Part#:2220Y5000104MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.1UF 500V X7R 2220
  • In Stock:44166
$0.729/pcsRFQ
1825Y0100333FCR Image
  • Part#:1825Y0100333FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 10V C0G/NP0 1825
  • In Stock:9383
$3.504/pcsRFQ
1206Y5000100FCR Image
  • Part#:1206Y5000100FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 500V C0G/NP0 1206
  • In Stock:88650
$0.261/pcsRFQ
0603J2500152JDR Image
  • Part#:0603J2500152JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 250V X7R 0603
  • In Stock:255654
$0.077/pcsRFQ
1206Y2500181MXT Image
  • Part#:1206Y2500181MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 250V X7R 1206
  • In Stock:268224
$0.083/pcsRFQ
1812Y0630123JDT Image
  • Part#:1812Y0630123JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V X7R 1812
  • In Stock:59440
$0.545/pcsRFQ
2220Y2000330KCR Image
  • Part#:2220Y2000330KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 2220
  • In Stock:43298
$0.828/pcsRFQ
1206J0160274KDR Image
  • Part#:1206J0160274KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 16V X7R 1206
  • In Stock:137676
$0.168/pcsRFQ
0805J0630101JFR Image
  • Part#:0805J0630101JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 63V C0G/NP0 0805
  • In Stock:242283
$0.079/pcsRFQ
2220J1000182FFT Image
  • Part#:2220J1000182FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 100V C0G/NP0 2220
  • In Stock:9836
$3.544/pcsRFQ
2225J2500183JDR Image
  • Part#:2225J2500183JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 250V X7R 2225
  • In Stock:31856
$1.22/pcsRFQ
2225J0500154KXR Image
  • Part#:2225J0500154KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 50V X7R 2225
  • In Stock:39240
$0.768/pcsRFQ
2220Y1K00122GCR Image
  • Part#:2220Y1K00122GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1KV C0G/NP0 2220
  • In Stock:31224
$1.079/pcsRFQ
1206J0630271KCR Image
  • Part#:1206J0630271KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V C0G/NP0 1206
  • In Stock:240077
$0.081/pcsRFQ
1111Y1500821KQT Image
  • Part#:1111Y1500821KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 150V C0G/NP0 1111
  • In Stock:82402
$0.398/pcsRFQ
0505J0503P60BQT Image
  • Part#:0505J0503P60BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.6PF 50V C0G/NP0 0505
  • In Stock:64440
$0.294/pcsRFQ
1812JA250471JXRPY2 Image
  • Part#:1812JA250471JXRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 250V X7R 1812
  • In Stock:70305
$0.43/pcsRFQ
2220J0250471KCR Image
  • Part#:2220J0250471KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 25V C0G/NP0 2220
  • In Stock:52968
$0.631/pcsRFQ
1206J1K20681JXR Image
  • Part#:1206J1K20681JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 1.2KV X7R 1206
  • In Stock:140646
$0.136/pcsRFQ
1206Y0630821FFT Image
  • Part#:1206Y0630821FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 63V C0G/NP0 1206
  • In Stock:66241
$0.482/pcsRFQ
1206J1000223MXT Image
  • Part#:1206J1000223MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 100V X7R 1206
  • In Stock:268873
$0.082/pcsRFQ
1812Y1000392GFT Image
  • Part#:1812Y1000392GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 100V C0G/NP0 1812
  • In Stock:36440
$0.874/pcsRFQ
2220J0100121GCR Image
  • Part#:2220J0100121GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 10V C0G/NP0 2220
  • In Stock:27564
$1.294/pcsRFQ
1808JA250820KCRPY2 Image
  • Part#:1808JA250820KCRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 1808
  • In Stock:74750
$0.265/pcsRFQ
2225J2500820JCT Image
  • Part#:2225J2500820JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 2225
  • In Stock:44577
$0.86/pcsRFQ
  • Part#:1210Y0100105MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1210
  • In Stock:102796
$0.216/pcsRFQ
1812Y5000152JCT Image
  • Part#:1812Y5000152JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 500V C0G/NP0 1812
  • In Stock:83554
$0.287/pcsRFQ
2225Y0160271KCT Image
  • Part#:2225Y0160271KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 16V C0G/NP0 2225
  • In Stock:32793
$1.02/pcsRFQ
2225J0160680FCT Image
  • Part#:2225J0160680FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 16V C0G/NP0 2225
  • In Stock:10393
$3.267/pcsRFQ
2225Y0160124FCR Image
  • Part#:2225Y0160124FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 16V C0G/NP0 2225
  • In Stock:6571
$5.193/pcsRFQ
0603Y0100391KCR Image
  • Part#:0603Y0100391KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 10V C0G/NP0 0603
  • In Stock:365903
$0.056/pcsRFQ
1206J5004P70BQT Image
  • Part#:1206J5004P70BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 500V C0G/NP0 1206
  • In Stock:89026
$0.401/pcsRFQ
2220J5K00100GCT Image
  • Part#:2220J5K00100GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 5KV C0G/NP0 2220
  • In Stock:71127
$0.484/pcsRFQ
1812J1K20220JCR Image
  • Part#:1812J1K20220JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 1.2KV C0G/NP0 1812
  • In Stock:88217
$0.247/pcsRFQ
0805Y0250151FCT Image
  • Part#:0805Y0250151FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 25V C0G/NP0 0805
  • In Stock:107010
$0.197/pcsRFQ
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