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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

0805Y0250220JCR Image
  • Part#:0805Y0250220JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 25V C0G/NP0 0805
  • In Stock:450530
$0.054/pcsRFQ
1812Y5000561GCT Image
  • Part#:1812Y5000561GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 500V C0G/NP0 1812
  • In Stock:84730
$0.42/pcsRFQ
0805J0630180KFT Image
  • Part#:0805J0630180KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 63V C0G/NP0 0805
  • In Stock:287261
$0.083/pcsRFQ
1210J1K00120GFT Image
  • Part#:1210J1K00120GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 1KV C0G/NP0 1210
  • In Stock:64684
$0.328/pcsRFQ
0805J0501P20CFR Image
  • Part#:0805J0501P20CFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 50V C0G/NP0 0805
  • In Stock:183991
$0.124/pcsRFQ
0805Y0500680KAT Image
  • Part#:0805Y0500680KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 50V C0G/NP0 0805
  • In Stock:241747
$0.081/pcsRFQ
1206Y1000330FAT Image
  • Part#:1206Y1000330FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 100V C0G/NP0 1206
  • In Stock:86635
$0.414/pcsRFQ
1808Y1004P70BCR Image
  • Part#:1808Y1004P70BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 100V C0G/NP0 1808
  • In Stock:83524
$0.245/pcsRFQ
0805J2002P20CAT Image
  • Part#:0805J2002P20CAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 200V C0G/NP0 0805
  • In Stock:156979
$0.14/pcsRFQ
2220Y2500223GCT Image
  • Part#:2220Y2500223GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 250V C0G 2220
  • In Stock:15217
$2.01/pcsRFQ
1812J1K00390JFT Image
  • Part#:1812J1K00390JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1KV C0G/NP0 1812
  • In Stock:102680
$0.373/pcsRFQ
1206J2500153JDT Image
  • Part#:1206J2500153JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.015UF 250V X7R 1206
  • In Stock:127547
$0.155/pcsRFQ
2225Y2K50682KXR Image
  • Part#:2225Y2K50682KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6800PF 2.5KV X7R 2225
  • In Stock:36548
$0.979/pcsRFQ
1808J0250562FFT Image
  • Part#:1808J0250562FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 25V C0G/NP0 1808
  • In Stock:55603
$0.598/pcsRFQ
1808Y1K00180GCT Image
  • Part#:1808Y1K00180GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 1KV C0G/NP0 1808
  • In Stock:89775
$0.262/pcsRFQ
0805J0630560KCR Image
  • Part#:0805J0630560KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 63V C0G/NP0 0805
  • In Stock:470857
$0.05/pcsRFQ
2220Y0630181GFT Image
  • Part#:2220Y0630181GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 63V C0G/NP0 2220
  • In Stock:16385
$2.171/pcsRFQ
2220Y3K00561FCR Image
  • Part#:2220Y3K00561FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 3KV C0G/NP0 2220
  • In Stock:14827
$2.077/pcsRFQ
1206J6300200KQT Image
  • Part#:1206J6300200KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 20PF 630V C0G/NP0 1206
  • In Stock:133886
$0.172/pcsRFQ
1206J0630272KAR Image
  • Part#:1206J0630272KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 63V C0G/NP0 1206
  • In Stock:169264
$0.14/pcsRFQ
0505J0509P10BQT Image
  • Part#:0505J0509P10BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 9.1PF 50V C0G/NP0 0505
  • In Stock:55433
$0.539/pcsRFQ
1812J0500393MDR Image
  • Part#:1812J0500393MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.039UF 50V X7R 1812
  • In Stock:63868
$0.361/pcsRFQ
1206J2004P70DCR Image
  • Part#:1206J2004P70DCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4.7PF 200V C0G/NP0 1206
  • In Stock:269946
$0.072/pcsRFQ
0603Y2503P90CFT Image
  • Part#:0603Y2503P90CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.9PF 250V C0G/NP0 0603
  • In Stock:178677
$0.106/pcsRFQ
1206Y0630152KET Image
  • Part#:1206Y0630152KET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1500PF 63V X7R 1206
  • In Stock:166455
$0.113/pcsRFQ
1210J1000470FAT Image
  • Part#:1210J1000470FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 100V C0G/NP0 1210
  • In Stock:44185
$0.832/pcsRFQ
2225Y1K00122JCT Image
  • Part#:2225Y1K00122JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1KV C0G/NP0 2225
  • In Stock:44477
$0.874/pcsRFQ
1812Y2K50151FCT Image
  • Part#:1812Y2K50151FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 2.5KV C0G/NP0 1812
  • In Stock:35905
$0.979/pcsRFQ
1210Y0100563KXT Image
  • Part#:1210Y0100563KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 10V X7R 1210
  • In Stock:133153
$0.156/pcsRFQ
1808J4K00150KCR Image
  • Part#:1808J4K00150KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 4KV C0G/NP0 1808
  • In Stock:141221
$0.145/pcsRFQ
0505Y0502P70HQT Image
  • Part#:0505Y0502P70HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 50V C0G/NP0 0505
  • In Stock:77306
$0.5/pcsRFQ
2220J1K00333JDR Image
  • Part#:2220J1K00333JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 1KV X7R 2220
  • In Stock:33463
$1.095/pcsRFQ
2220Y1000124KXT Image
  • Part#:2220Y1000124KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 100V X7R 2220
  • In Stock:41099
$0.768/pcsRFQ
  • Part#:0603J0503P90CAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0603
  • In Stock:290567
$0.082/pcsRFQ
2220Y0500103JCR Image
  • Part#:2220Y0500103JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 50V C0G/NP0 2220
  • In Stock:47469
$0.824/pcsRFQ
2225Y5000561FFR Image
  • Part#:2225Y5000561FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 500V C0G/NP0 2225
  • In Stock:10172
$3.176/pcsRFQ
2220Y0160121JFT Image
  • Part#:2220Y0160121JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 16V C0G/NP0 2220
  • In Stock:31005
$1.264/pcsRFQ
1808Y0250103JDT Image
  • Part#:1808Y0250103JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 25V X7R 1808
  • In Stock:77639
$0.265/pcsRFQ
1206J6300121KCT Image
  • Part#:1206J6300121KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 630V C0G/NP0 1206
  • In Stock:239185
$0.086/pcsRFQ
0805Y3001P00BQT Image
  • Part#:0805Y3001P00BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 300V C0G/NP0 0805
  • In Stock:146391
$0.155/pcsRFQ
0805J1000390MCTE03 Image
  • Part#:0805J1000390MCTE03
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 100V C0G/NP0 0805
  • In Stock:95149
$0.217/pcsRFQ
2220Y0250680KCR Image
  • Part#:2220Y0250680KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 25V C0G/NP0 2220
  • In Stock:48004
$0.785/pcsRFQ
1210J2K00101GCT Image
  • Part#:1210J2K00101GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 2KV C0G/NP0 1210
  • In Stock:92317
$0.256/pcsRFQ
2225Y2000151KFR Image
  • Part#:2225Y2000151KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 200V C0G/NP0 2225
  • In Stock:28696
$1.322/pcsRFQ
1808Y0630221KDT Image
  • Part#:1808Y0630221KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 63V X7R 1808
  • In Stock:107778
$0.217/pcsRFQ
1210J1000272KAT Image
  • Part#:1210J1000272KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V C0G/NP0 1210
  • In Stock:80615
$0.269/pcsRFQ
1812J2K00331KCT Image
  • Part#:1812J2K00331KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 2KV C0G/NP0 1812
  • In Stock:72739
$0.28/pcsRFQ
1206J5000360KQT Image
  • Part#:1206J5000360KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 36PF 500V C0G/NP0 1206
  • In Stock:120933
$0.179/pcsRFQ
1206J0630270KAT Image
  • Part#:1206J0630270KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 63V C0G/NP0 1206
  • In Stock:188648
$0.115/pcsRFQ
1206J0100222MXT Image
  • Part#:1206J0100222MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 10V X7R 1206
  • In Stock:290396
$0.074/pcsRFQ
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