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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

111122K00120GQT Image
  • Part#:111122K00120GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 2KV C0G/NP0 1111
  • In Stock:93545
$0.213/pcsRFQ
1206J0630122GFR Image
  • Part#:1206J0630122GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 63V C0G/NP0 1206
  • In Stock:96280
$0.248/pcsRFQ
  • Part#:2225J2000184MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:37429
$0.934/pcsRFQ
2225Y1K00102KDR Image
  • Part#:2225Y1K00102KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1KV X7R 2225
  • In Stock:30723
$0.997/pcsRFQ
1808Y2K50101GCT Image
  • Part#:1808Y2K50101GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 2.5KV C0G/NP0 1808
  • In Stock:67255
$0.313/pcsRFQ
1808J1000101MXT Image
  • Part#:1808J1000101MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 100V X7R 1808
  • In Stock:159946
$0.124/pcsRFQ
1210Y0160820JFR Image
  • Part#:1210Y0160820JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 16V C0G/NP0 1210
  • In Stock:76599
$0.245/pcsRFQ
2225Y1K00392GFR Image
  • Part#:2225Y1K00392GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 1KV C0G/NP0 2225
  • In Stock:10908
$3.562/pcsRFQ
2220J1K20121GCR Image
  • Part#:2220J1K20121GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 1.2KV C0G/NP0 2220
  • In Stock:38752
$0.82/pcsRFQ
1812Y1000183MET Image
  • Part#:1812Y1000183MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 100V X7R 1812
  • In Stock:86207
$0.407/pcsRFQ
2225Y0250392KFR Image
  • Part#:2225Y0250392KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V C0G/NP0 2225
  • In Stock:26700
$1.348/pcsRFQ
1206Y2000123MER Image
  • Part#:1206Y2000123MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER .012UF 200V X7R 1206
  • In Stock:183065
$0.124/pcsRFQ
2220J5000124JXT Image
  • Part#:2220J5000124JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 500V X7R 2220
  • In Stock:56629
$0.668/pcsRFQ
1808J1000331JFT Image
  • Part#:1808J1000331JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 100V C0G/NP0 1808
  • In Stock:105982
$0.203/pcsRFQ
  • Part#:0603Y0630270KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 63V C0G/NP0 0603
  • In Stock:388560
$0.061/pcsRFQ
1206Y2500823KXT Image
  • Part#:1206Y2500823KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 250V X7R 1206
  • In Stock:163131
$0.13/pcsRFQ
2220J6K00220GCR Image
  • Part#:2220J6K00220GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 6KV C0G/NP0 2220
  • In Stock:65556
$0.507/pcsRFQ
1206Y1K01P80CAR Image
  • Part#:1206Y1K01P80CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 1KV C0G/NP0 1206
  • In Stock:103969
$0.212/pcsRFQ
1206Y0500224KET Image
  • Part#:1206Y0500224KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.22UF 50V X7R 1206
  • In Stock:102437
$0.186/pcsRFQ
0505J2001P50BQT Image
  • Part#:0505J2001P50BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 200V C0G/NP0 0505
  • In Stock:123202
$0.194/pcsRFQ
  • Part#:2225J1K20823MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:43812
$0.888/pcsRFQ
0505Y3001P10DQT Image
  • Part#:0505Y3001P10DQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.1PF 300V C0G/NP0 0505
  • In Stock:130130
$0.155/pcsRFQ
1210Y0500820GCT Image
  • Part#:1210Y0500820GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 82PF 50V C0G/NP0 1210
  • In Stock:73574
$0.3/pcsRFQ
1210Y1000330GAR Image
  • Part#:1210Y1000330GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 100V C0G/NP0 1210
  • In Stock:83989
$0.442/pcsRFQ
0505J2500131JQT Image
  • Part#:0505J2500131JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 130PF 250V C0G/NP0 0505
  • In Stock:89103
$0.371/pcsRFQ
1825Y1K50331KCT Image
  • Part#:1825Y1K50331KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 1.5KV C0G/NP0 1825
  • In Stock:49220
$0.669/pcsRFQ
1808J2500153MXT Image
  • Part#:1808J2500153MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 250V X7R 1808
  • In Stock:182086
$0.129/pcsRFQ
1206Y0100222JCT Image
  • Part#:1206Y0100222JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 10V C0G/NP0 1206
  • In Stock:186753
$0.105/pcsRFQ
2225Y0250683GCT Image
  • Part#:2225Y0250683GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 25V C0G/NP0 2225
  • In Stock:14131
$2.388/pcsRFQ
0805J5000822KXR Image
  • Part#:0805J5000822KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8200PF 500V X7R 0805
  • In Stock:317040
$0.069/pcsRFQ
1206Y2500153JDT Image
  • Part#:1206Y2500153JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 250V X7R 1206
  • In Stock:125381
$0.164/pcsRFQ
2220J2K50150FCT Image
  • Part#:2220J2K50150FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 2.5KV C0G/NP0 2220
  • In Stock:18027
$1.664/pcsRFQ
0603Y1000682KET Image
  • Part#:0603Y1000682KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 100V X7R 0603
  • In Stock:286279
$0.072/pcsRFQ
1812Y0100225JXR Image
  • Part#:1812Y0100225JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2UF 10V X7R 1812
  • In Stock:58312
$0.675/pcsRFQ
0805J1K00150JCR Image
  • Part#:0805J1K00150JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 1KV C0G/NP0 0805
  • In Stock:369833
$0.053/pcsRFQ
1206Y2500331FFR Image
  • Part#:1206Y2500331FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 250V C0G/NP0 1206
  • In Stock:59836
$0.499/pcsRFQ
1210Y0100683MXT Image
  • Part#:1210Y0100683MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.068UF 10V X7R 1210
  • In Stock:157272
$0.153/pcsRFQ
1206J1K02P40BQT Image
  • Part#:1206J1K02P40BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.4PF 1KV C0G/NP0 1206
  • In Stock:97569
$0.22/pcsRFQ
2220J2000682JFT Image
  • Part#:2220J2000682JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 200V C0G/NP0 2220
  • In Stock:33969
$1.164/pcsRFQ
1210Y6300102KER Image
  • Part#:1210Y6300102KER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 630V X7R 1210
  • In Stock:135408
$0.176/pcsRFQ
1206J0160122JFR Image
  • Part#:1206J0160122JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 16V C0G/NP0 1206
  • In Stock:166392
$0.139/pcsRFQ
0805Y1000472JXT Image
  • Part#:0805Y1000472JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 100V X7R 0805
  • In Stock:237638
$0.08/pcsRFQ
1206J0250152KCR Image
  • Part#:1206J0250152KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 25V C0G/NP0 1206
  • In Stock:235203
$0.09/pcsRFQ
2220J2000154JXT Image
  • Part#:2220J2000154JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 200V X7R 2220
  • In Stock:42042
$0.805/pcsRFQ
0805Y5000681KET Image
  • Part#:0805Y5000681KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 500V X7R 0805
  • In Stock:271929
$0.083/pcsRFQ
1210J0250682FFT Image
  • Part#:1210J0250682FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 25V C0G/NP0 1210
  • In Stock:36211
$1.04/pcsRFQ
0505Y3002P40HQT Image
  • Part#:0505Y3002P40HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.4PF 300V C0G/NP0 0505
  • In Stock:73775
$0.438/pcsRFQ
1210Y0630271GFT Image
  • Part#:1210Y0630271GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 63V C0G/NP0 1210
  • In Stock:73357
$0.455/pcsRFQ
1812Y5000121FCR Image
  • Part#:1812Y5000121FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 500V C0G/NP0 1812
  • In Stock:31604
$0.962/pcsRFQ
1210Y5000471GFR Image
  • Part#:1210Y5000471GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 500V C0G/NP0 1210
  • In Stock:71025
$0.331/pcsRFQ
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