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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

0603J0500220KCR Image
  • Part#:0603J0500220KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 50V C0G/NP0 0603
  • In Stock:466095
$0.044/pcsRFQ
1111J2502P10BQT Image
  • Part#:1111J2502P10BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.1PF 250V C0G/NP0 1111
  • In Stock:70037
$0.298/pcsRFQ
1825Y1K00150JCT Image
  • Part#:1825Y1K00150JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 1KV C0G/NP0 1825
  • In Stock:49576
$0.604/pcsRFQ
0805Y2500680GFR Image
  • Part#:0805Y2500680GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 250V C0G/NP0 0805
  • In Stock:140660
$0.145/pcsRFQ
1812Y2500122FCR Image
  • Part#:1812Y2500122FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 250V C0G/NP0 1812
  • In Stock:31216
$1.105/pcsRFQ
1206J0500183JDR Image
  • Part#:1206J0500183JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 50V X7R 1206
  • In Stock:157161
$0.132/pcsRFQ
0603J0500471JXR Image
  • Part#:0603J0500471JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 50V X7R 0603
  • In Stock:385875
$0.049/pcsRFQ
1825Y1K50101JCT Image
  • Part#:1825Y1K50101JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 1.5KV C0G/NP0 1825
  • In Stock:55433
$0.607/pcsRFQ
1210J0250474KXT Image
  • Part#:1210J0250474KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.47UF 25V X7R 1210
  • In Stock:106189
$0.22/pcsRFQ
2220Y2K50390JCT Image
  • Part#:2220Y2K50390JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 2.5KV C0G/NP0 2220
  • In Stock:58533
$0.588/pcsRFQ
1210J0160102KFT Image
  • Part#:1210J0160102KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 16V C0G/NP0 1210
  • In Stock:83807
$0.258/pcsRFQ
1210J0634P70BFR Image
  • Part#:1210J0634P70BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 63V C0G/NP0 1210
  • In Stock:65125
$0.53/pcsRFQ
1825J0630125JXT Image
  • Part#:1825J0630125JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2UF 63V X7R 1825
  • In Stock:30211
$1.127/pcsRFQ
1210Y1K20151JCT Image
  • Part#:1210Y1K20151JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1.2KV C0G/NP0 1210
  • In Stock:141334
$0.147/pcsRFQ
2220J1K50221JXT Image
  • Part#:2220J1K50221JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1.5KV X7R 2220
  • In Stock:57403
$0.531/pcsRFQ
2220J0630330FFT Image
  • Part#:2220J0630330FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 63V C0G/NP0 2220
  • In Stock:8422
$3.793/pcsRFQ
1808J1K20271GCR Image
  • Part#:1808J1K20271GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 1.2KV C0G/NP0 1808
  • In Stock:88306
$0.26/pcsRFQ
1206Y5000391FCR Image
  • Part#:1206Y5000391FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 500V C0G/NP0 1206
  • In Stock:71294
$0.308/pcsRFQ
2225Y0500392GFT Image
  • Part#:2225Y0500392GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V C0G/NP0 2225
  • In Stock:14039
$2.662/pcsRFQ
2225J1000150GCR Image
  • Part#:2225J1000150GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 2225
  • In Stock:23905
$1.422/pcsRFQ
2220J2K50220FCR Image
  • Part#:2220J2K50220FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 2.5KV C0G/NP0 2220
  • In Stock:22395
$1.727/pcsRFQ
0805J0160332KCT Image
  • Part#:0805J0160332KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 16V C0G/NP0 0805
  • In Stock:285808
$0.082/pcsRFQ
1206Y0252P70BFR Image
  • Part#:1206Y0252P70BFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 25V C0G/NP0 1206
  • In Stock:103081
$0.363/pcsRFQ
1210J2500820GFR Image
  • Part#:1210J2500820GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 1210
  • In Stock:82743
$0.447/pcsRFQ
1812Y2000103MER Image
  • Part#:1812Y2000103MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 200V X7R 1812
  • In Stock:90201
$0.392/pcsRFQ
0805J0500122KDT Image
  • Part#:0805J0500122KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 50V X7R 0805
  • In Stock:301008
$0.079/pcsRFQ
2220Y1K20472FCR Image
  • Part#:2220Y1K20472FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1.2KV C0G 2220
  • In Stock:12372
$2.901/pcsRFQ
2220Y1000152GCT Image
  • Part#:2220Y1000152GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 100V C0G/NP0 2220
  • In Stock:21770
$1.368/pcsRFQ
0805J3000360KQT Image
  • Part#:0805J3000360KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 36PF 300V C0G/NP0 0805
  • In Stock:146223
$0.162/pcsRFQ
1206Y6300270JCR Image
  • Part#:1206Y6300270JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 630V C0G/NP0 1206
  • In Stock:268405
$0.083/pcsRFQ
1206J0160152JCT Image
  • Part#:1206J0160152JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 16V C0G/NP0 1206
  • In Stock:196275
$0.097/pcsRFQ
1206Y0100102KXR Image
  • Part#:1206Y0100102KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 10V X7R 1206
  • In Stock:300212
$0.077/pcsRFQ
1825Y5000334JXR Image
  • Part#:1825Y5000334JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 500V X7R 1825
  • In Stock:29032
$1.35/pcsRFQ
1812Y2500271GFT Image
  • Part#:1812Y2500271GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 250V C0G/NP0 1812
  • In Stock:45705
$0.835/pcsRFQ
0603Y3003P00CQT Image
  • Part#:0603Y3003P00CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3PF 300V C0G/NP0 0603
  • In Stock:234650
$0.097/pcsRFQ
2225J0160154MDT Image
  • Part#:2225J0160154MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 16V X7R 2225
  • In Stock:34219
$1.126/pcsRFQ
  • Part#:1808Y0500332MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:193621
$0.122/pcsRFQ
1206Y2500151KDT Image
  • Part#:1206Y2500151KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V X7R 1206
  • In Stock:168546
$0.121/pcsRFQ
1210J0250224KDR Image
  • Part#:1210J0250224KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 25V X7R 1210
  • In Stock:86120
$0.242/pcsRFQ
2220Y0500473KCT Image
  • Part#:2220Y0500473KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 50V C0G/NP0 2220
  • In Stock:33809
$1.05/pcsRFQ
1206Y0100104MXR Image
  • Part#:1206Y0100104MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10V X7R 1206
  • In Stock:285651
$0.069/pcsRFQ
1206J1K20560JCT Image
  • Part#:1206J1K20560JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 1.2KV C0G/NP0 1206
  • In Stock:234583
$0.09/pcsRFQ
1210J0100121FCT Image
  • Part#:1210J0100121FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 10V C0G/NP0 1210
  • In Stock:65675
$0.58/pcsRFQ
0805Y0250681KXT Image
  • Part#:0805Y0250681KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 25V X7R 0805
  • In Stock:370184
$0.054/pcsRFQ
2225J6K00180KCT Image
  • Part#:2225J6K00180KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 6KV C0G/NP0 2225
  • In Stock:95001
$0.411/pcsRFQ
0805Y0160180JCT Image
  • Part#:0805Y0160180JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 16V C0G/NP0 0805
  • In Stock:357250
$0.059/pcsRFQ
1206J0168P20DCR Image
  • Part#:1206J0168P20DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 16V C0G/NP0 1206
  • In Stock:310543
$0.077/pcsRFQ
1812Y0630823KCT Image
  • Part#:1812Y0630823KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 63V C0G/NP0 1812
  • In Stock:31283
$0.973/pcsRFQ
1812J0250683KFR Image
  • Part#:1812J0250683KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 25V C0G/NP0 1812
  • In Stock:53444
$0.703/pcsRFQ
1812J0100120JCR Image
  • Part#:1812J0100120JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 10V C0G/NP0 1812
  • In Stock:64226
$0.299/pcsRFQ
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