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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

1812Y0250470JFR Image
  • Part#:1812Y0250470JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 25V C0G/NP0 1812
  • In Stock:86353
$0.419/pcsRFQ
1808J5000182KDT Image
  • Part#:1808J5000182KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 500V X7R 1808
  • In Stock:79785
$0.259/pcsRFQ
0603J1002P70DCT Image
  • Part#:0603J1002P70DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 100V C0G/NP0 0603
  • In Stock:407687
$0.05/pcsRFQ
1808J5000331FCT Image
  • Part#:1808J5000331FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 500V C0G/NP0 1808
  • In Stock:84325
$0.415/pcsRFQ
1812J2000102KAR Image
  • Part#:1812J2000102KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 200V C0G/NP0 1812
  • In Stock:84048
$0.383/pcsRFQ
1206J6300222MXR Image
  • Part#:1206J6300222MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 630V X7R 1206
  • In Stock:320963
$0.075/pcsRFQ
2225J2000330GCT Image
  • Part#:2225J2000330GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 2225
  • In Stock:25276
$1.487/pcsRFQ
2211JA250820FCRSPU Image
  • Part#:2211JA250820FCRSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 250V C0G/NP0 2211
  • In Stock:25881
$1.417/pcsRFQ
0603J0630272KDR Image
  • Part#:0603J0630272KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 63V X7R 0603
  • In Stock:335609
$0.061/pcsRFQ
2225Y1K20222GCT Image
  • Part#:2225Y1K20222GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 1.2KV C0G 2225
  • In Stock:18497
$1.907/pcsRFQ
2225J1000181GCR Image
  • Part#:2225J1000181GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V C0G/NP0 2225
  • In Stock:25990
$1.397/pcsRFQ
1808Y5000100JCT Image
  • Part#:1808Y5000100JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 500V C0G/NP0 1808
  • In Stock:89136
$0.227/pcsRFQ
1825J5000222JXT Image
  • Part#:1825J5000222JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 500V X7R 1825
  • In Stock:52655
$0.671/pcsRFQ
1825J0500390FCR Image
  • Part#:1825J0500390FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 50V C0G/NP0 1825
  • In Stock:10773
$2.808/pcsRFQ
1812YA250151GCRPY2 Image
  • Part#:1812YA250151GCRPY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V C0G/NP0 1812
  • In Stock:42685
$0.8/pcsRFQ
  • Part#:0603J1504P00CQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER HIGH Q 0603
  • In Stock:227148
$0.094/pcsRFQ
1812Y2000223MDR Image
  • Part#:1812Y2000223MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 200V X7R 1812
  • In Stock:94467
$0.403/pcsRFQ
1210J2500682JDR Image
  • Part#:1210J2500682JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 250V X7R 1210
  • In Stock:81401
$0.281/pcsRFQ
2225Y0160390GCT Image
  • Part#:2225Y0160390GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 16V C0G/NP0 2225
  • In Stock:20142
$1.907/pcsRFQ
2220Y0630102JFT Image
  • Part#:2220Y0630102JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 63V C0G/NP0 2220
  • In Stock:31157
$1.146/pcsRFQ
0805J2500100FFR Image
  • Part#:0805J2500100FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 250V C0G/NP0 0805
  • In Stock:68853
$0.281/pcsRFQ
1812Y1K50100KCR Image
  • Part#:1812Y1K50100KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 1.5KV C0G/NP0 1812
  • In Stock:70415
$0.269/pcsRFQ
  • Part#:0603Y1000150KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0603
  • In Stock:369328
$0.06/pcsRFQ
1210J0160561FCT Image
  • Part#:1210J0160561FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 16V C0G/NP0 1210
  • In Stock:64631
$0.564/pcsRFQ
1812Y5000180JCT Image
  • Part#:1812Y5000180JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 500V C0G/NP0 1812
  • In Stock:83151
$0.29/pcsRFQ
0603J0160120FFT Image
  • Part#:0603J0160120FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 16V C0G/NP0 0603
  • In Stock:64584
$0.352/pcsRFQ
1206J5000681KDR Image
  • Part#:1206J5000681KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 500V X7R 1206
  • In Stock:235409
$0.096/pcsRFQ
1210J0250222MDT Image
  • Part#:1210J0250222MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 25V X7R 1210
  • In Stock:94449
$0.216/pcsRFQ
1812JA250221JCRSY2 Image
  • Part#:1812JA250221JCRSY2
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 250V C0G/NP0 1812
  • In Stock:77729
$0.407/pcsRFQ
1210Y0100334KXT Image
  • Part#:1210Y0100334KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 10V X7R 1210
  • In Stock:91215
$0.208/pcsRFQ
2220J6300562KXT Image
  • Part#:2220J6300562KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 630V X7R 2220
  • In Stock:67220
$0.456/pcsRFQ
2220J2000153KDR Image
  • Part#:2220J2000153KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 200V X7R 2220
  • In Stock:35553
$0.883/pcsRFQ
1825Y6300154KXR Image
  • Part#:1825Y6300154KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 630V X7R 1825
  • In Stock:42948
$0.867/pcsRFQ
1210J5000561KAT Image
  • Part#:1210J5000561KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 500V C0G/NP0 1210
  • In Stock:112199
$0.178/pcsRFQ
2220Y0100181FCT Image
  • Part#:2220Y0100181FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 10V C0G/NP0 2220
  • In Stock:10517
$2.959/pcsRFQ
0805Y2000183JDT Image
  • Part#:0805Y2000183JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 200V X7R 0805
  • In Stock:160807
$0.135/pcsRFQ
1210Y0630120GFT Image
  • Part#:1210Y0630120GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 63V C0G/NP0 1210
  • In Stock:85891
$0.453/pcsRFQ
2225J5K00331KCT Image
  • Part#:2225J5K00331KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 5KV C0G/NP0 2225
  • In Stock:68930
$0.433/pcsRFQ
  • Part#:0603J0501P20CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0603
  • In Stock:283244
$0.083/pcsRFQ
2220Y1K00221GFR Image
  • Part#:2220Y1K00221GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 1KV C0G/NP0 2220
  • In Stock:23979
$1.386/pcsRFQ
1210J1K24P70CCR Image
  • Part#:1210J1K24P70CCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 1.2KV C0G/NP0 1210
  • In Stock:104207
$0.21/pcsRFQ
1210J0500220GAR Image
  • Part#:1210J0500220GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 50V C0G/NP0 1210
  • In Stock:75369
$0.414/pcsRFQ
1812J6300332KAT Image
  • Part#:1812J6300332KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 630V C0G/NP0 1812
  • In Stock:80148
$0.461/pcsRFQ
1210Y1K50270KCR Image
  • Part#:1210Y1K50270KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 1.5KV C0G/NP0 1210
  • In Stock:216298
$0.11/pcsRFQ
2211YA250180KCTSPU Image
  • Part#:2211YA250180KCTSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 2211
  • In Stock:70034
$0.479/pcsRFQ
1206Y0160271JCT Image
  • Part#:1206Y0160271JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 16V C0G/NP0 1206
  • In Stock:243786
$0.09/pcsRFQ
2225Y1K20182GCR Image
  • Part#:2225Y1K20182GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 1.2KV C0G 2225
  • In Stock:21065
$1.756/pcsRFQ
1206Y6300103KXR Image
  • Part#:1206Y6300103KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 630V X7R 1206
  • In Stock:231573
$0.101/pcsRFQ
2225J1K50331JCR Image
  • Part#:2225J1K50331JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1.5KV C0G/NP0 2225
  • In Stock:42777
$0.736/pcsRFQ
1206J0630103KXT Image
  • Part#:1206J0630103KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 63V X7R 1206
  • In Stock:261662
$0.081/pcsRFQ
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