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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

0603J2502P70BCR Image
  • Part#:0603J2502P70BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 250V C0G/NP0 0603
  • In Stock:164203
$0.143/pcsRFQ
1808J2000272FCR Image
  • Part#:1808J2000272FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 200V C0G/NP0 1808
  • In Stock:53491
$0.62/pcsRFQ
0603J5008P20DCR Image
  • Part#:0603J5008P20DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 500V C0G/NP0 0603
  • In Stock:392148
$0.048/pcsRFQ
1812Y6300221MXT Image
  • Part#:1812Y6300221MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 630V X7R 1812
  • In Stock:80997
$0.298/pcsRFQ
1812Y0500392GCR Image
  • Part#:1812Y0500392GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 50V C0G/NP0 1812
  • In Stock:58641
$0.555/pcsRFQ
1210Y1000103GFT Image
  • Part#:1210Y1000103GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF C0G/NP0 1210
  • In Stock:46821
$0.76/pcsRFQ
1206J0250392KXR Image
  • Part#:1206J0250392KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V X7R 1206
  • In Stock:258279
$0.073/pcsRFQ
1206J0632P70BFT Image
  • Part#:1206J0632P70BFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 63V C0G/NP0 1206
  • In Stock:89421
$0.369/pcsRFQ
1808J0164P70CCT Image
  • Part#:1808J0164P70CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 16V C0G/NP0 1808
  • In Stock:95713
$0.226/pcsRFQ
1812J5000180FAR Image
  • Part#:1812J5000180FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 500V C0G/NP0 1812
  • In Stock:30467
$1.28/pcsRFQ
1812Y4K00150KCR Image
  • Part#:1812Y4K00150KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 4KV C0G/NP0 1812
  • In Stock:73400
$0.266/pcsRFQ
1812Y1000222KFR Image
  • Part#:1812Y1000222KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 100V C0G/NP0 1812
  • In Stock:84053
$0.424/pcsRFQ
1206J2000330GAT Image
  • Part#:1206J2000330GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 200V C0G/NP0 1206
  • In Stock:99318
$0.219/pcsRFQ
1206J150P500BQT Image
  • Part#:1206J150P500BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.5PF 150V C0G/NP0 1206
  • In Stock:136107
$0.17/pcsRFQ
1812Y2500470GFT Image
  • Part#:1812Y2500470GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 250V C0G/NP0 1812
  • In Stock:45432
$0.77/pcsRFQ
1812J0250392JCT Image
  • Part#:1812J0250392JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 25V C0G/NP0 1812
  • In Stock:80044
$0.294/pcsRFQ
0805J1K01P00CCT Image
  • Part#:0805J1K01P00CCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 1KV C0G/NP0 0805
  • In Stock:237759
$0.099/pcsRFQ
1812J0160221FCR Image
  • Part#:1812J0160221FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 16V C0G/NP0 1812
  • In Stock:41779
$0.869/pcsRFQ
1210J2505P60CFR Image
  • Part#:1210J2505P60CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5.6PF 250V C0G/NP0 1210
  • In Stock:59755
$0.352/pcsRFQ
2220J0500100JFR Image
  • Part#:2220J0500100JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 50V C0G/NP0 2220
  • In Stock:36579
$1.082/pcsRFQ
0505J3000240GQT Image
  • Part#:0505J3000240GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 24PF 300V C0G/NP0 0505
  • In Stock:59650
$0.351/pcsRFQ
1210J0630470GCT Image
  • Part#:1210J0630470GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 63V C0G/NP0 1210
  • In Stock:80428
$0.294/pcsRFQ
0603J0630150FFR Image
  • Part#:0603J0630150FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 63V C0G/NP0 0603
  • In Stock:97526
$0.239/pcsRFQ
  • Part#:0805J5000470JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 0805
  • In Stock:493830
$0.042/pcsRFQ
2220J2K00331MXR Image
  • Part#:2220J2K00331MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 2KV X7R 2220
  • In Stock:80049
$0.407/pcsRFQ
  • Part#:0505J2500111GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 110PF 250V C0G/NP0 0505
  • In Stock:61678
$0.514/pcsRFQ
1808Y0500334KDT Image
  • Part#:1808Y0500334KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 50V X7R 1808
  • In Stock:80162
$0.258/pcsRFQ
1210J0500271KAR Image
  • Part#:1210J0500271KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 50V C0G/NP0 1210
  • In Stock:85409
$0.231/pcsRFQ
1812Y1000273KCR Image
  • Part#:1812Y1000273KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 100V C0G 1812
  • In Stock:54204
$0.554/pcsRFQ
1210J1K00330FFR Image
  • Part#:1210J1K00330FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 1KV C0G/NP0 1210
  • In Stock:63812
$0.607/pcsRFQ
1808Y1000121JFR Image
  • Part#:1808Y1000121JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V C0G/NP0 1808
  • In Stock:115862
$0.185/pcsRFQ
1808Y0250471KCR Image
  • Part#:1808Y0250471KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 25V C0G/NP0 1808
  • In Stock:176458
$0.113/pcsRFQ
1206Y0250120KCR Image
  • Part#:1206Y0250120KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 25V C0G/NP0 1206
  • In Stock:289101
$0.074/pcsRFQ
1808Y0160120KCR Image
  • Part#:1808Y0160120KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 16V C0G/NP0 1808
  • In Stock:177613
$0.126/pcsRFQ
1111J5000470JUT Image
  • Part#:1111J5000470JUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 500V C0G/NP0 1111
  • In Stock:5951
 RFQ
1206Y5000150JAT Image
  • Part#:1206Y5000150JAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 500V C0G/NP0 1206
  • In Stock:169041
$0.129/pcsRFQ
2220J0630334JDR Image
  • Part#:2220J0630334JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 63V X7R 2220
  • In Stock:26531
$1.164/pcsRFQ
1210Y1000470JFT Image
  • Part#:1210Y1000470JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 100V C0G/NP0 1210
  • In Stock:83847
$0.263/pcsRFQ
1206J2002P70HQT Image
  • Part#:1206J2002P70HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 200V C0G/NP0 1206
  • In Stock:75704
$0.41/pcsRFQ
0603J0250473MDT Image
  • Part#:0603J0250473MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 25V X7R 0603
  • In Stock:292241
$0.073/pcsRFQ
1210J2000152GFR Image
  • Part#:1210J2000152GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 200V C0G/NP0 1210
  • In Stock:68016
$0.502/pcsRFQ
1206Y1000154MET Image
  • Part#:1206Y1000154MET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.15UF 100V X7R 1206
  • In Stock:107274
$0.2/pcsRFQ
1206Y1000471JXR Image
  • Part#:1206Y1000471JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 100V X7R 1206
  • In Stock:221857
$0.092/pcsRFQ
1206Y0250332GFR Image
  • Part#:1206Y0250332GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3300PF 25V C0G/NP0 1206
  • In Stock:66680
$0.302/pcsRFQ
0805J2507P50DUT Image
  • Part#:0805J2507P50DUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 7.5PF 250V C0G/NP0 0805
  • In Stock:124725
$0.171/pcsRFQ
2220Y0630155MDR Image
  • Part#:2220Y0630155MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 63V X7R 2220
  • In Stock:26733
$1.278/pcsRFQ
1825Y0160182GCT Image
  • Part#:1825Y0160182GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 16V C0G/NP0 1825
  • In Stock:24610
$1.484/pcsRFQ
2220Y0100824MXR Image
  • Part#:2220Y0100824MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.82UF 10V X7R 2220
  • In Stock:43602
$0.747/pcsRFQ
2220J0630564JXT Image
  • Part#:2220J0630564JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.56UF 63V X7R 2220
  • In Stock:41245
$0.853/pcsRFQ
2220Y6300682GCR Image
  • Part#:2220Y6300682GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 630V C0G/NP0 2220
  • In Stock:23614
$1.472/pcsRFQ
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