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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

1111Y2000150JQT Image
  • Part#:1111Y2000150JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 200V C0G/NP0 1111
  • In Stock:67494
$0.343/pcsRFQ
0603Y1000221JDT Image
  • Part#:0603Y1000221JDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 100V X7R 0603
  • In Stock:288141
$0.077/pcsRFQ
0805J3000220JQT Image
  • Part#:0805J3000220JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 300V C0G/NP0 0805
  • In Stock:109885
$0.174/pcsRFQ
1206Y2000333JET Image
  • Part#:1206Y2000333JET
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 200V X7R 1206
  • In Stock:107598
$0.207/pcsRFQ
1210J0160272GFT Image
  • Part#:1210J0160272GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 16V C0G/NP0 1210
  • In Stock:83534
$0.452/pcsRFQ
1206Y0500330JQT Image
  • Part#:1206Y0500330JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 50V C0G/NP0 1206
  • In Stock:120051
$0.178/pcsRFQ
2225J6K00180JCR Image
  • Part#:2225J6K00180JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 6KV C0G/NP0 2225
  • In Stock:88279
$0.404/pcsRFQ
1825J0630223JCR Image
  • Part#:1825J0630223JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 63V C0G/NP0 1825
  • In Stock:39045
$0.917/pcsRFQ
1206J0500561JAR Image
  • Part#:1206J0500561JAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 560PF 50V C0G/NP0 1206
  • In Stock:156799
$0.131/pcsRFQ
1808Y3K00101FCR Image
  • Part#:1808Y3K00101FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 3KV C0G/NP0 1808
  • In Stock:61355
$0.574/pcsRFQ
2220Y1000123FCR Image
  • Part#:2220Y1000123FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 100V C0G 2220
  • In Stock:11886
$2.86/pcsRFQ
1206Y0500334MDT Image
  • Part#:1206Y0500334MDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.33UF 50V X7R 1206
  • In Stock:94195
$0.201/pcsRFQ
1210J0630684KXR Image
  • Part#:1210J0630684KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68UF 63V X7R 1210
  • In Stock:84369
$0.267/pcsRFQ
0603J0100391KCR Image
  • Part#:0603J0100391KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 10V C0G/NP0 0603
  • In Stock:407876
$0.054/pcsRFQ
0805J0500100KAT Image
  • Part#:0805J0500100KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 50V C0G/NP0 0805
  • In Stock:290145
$0.083/pcsRFQ
1812Y1000223FCR Image
  • Part#:1812Y1000223FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 100V C0G 1812
  • In Stock:18237
$1.767/pcsRFQ
1812Y0250271FCT Image
  • Part#:1812Y0250271FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 25V C0G/NP0 1812
  • In Stock:37582
$1.035/pcsRFQ
1210Y0160101KFT Image
  • Part#:1210Y0160101KFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 16V C0G/NP0 1210
  • In Stock:85172
$0.252/pcsRFQ
1206Y0500181JQT Image
  • Part#:1206Y0500181JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 50V C0G/NP0 1206
  • In Stock:98648
$0.219/pcsRFQ
2225Y2500470GCT Image
  • Part#:2225Y2500470GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 250V C0G/NP0 2225
  • In Stock:21597
$1.686/pcsRFQ
1206J3002P00HQT Image
  • Part#:1206J3002P00HQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2PF 300V C0G/NP0 1206
  • In Stock:56314
$0.348/pcsRFQ
1825Y2K50150GCT Image
  • Part#:1825Y2K50150GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 2.5KV C0G/NP0 1825
  • In Stock:28233
$1.135/pcsRFQ
1206Y0501P50CFT Image
  • Part#:1206Y0501P50CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5PF 50V C0G/NP0 1206
  • In Stock:126704
$0.182/pcsRFQ
1825Y0160473JCR Image
  • Part#:1825Y0160473JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 16V C0G/NP0 1825
  • In Stock:26431
$1.169/pcsRFQ
1808Y0160120FFR Image
  • Part#:1808Y0160120FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 16V C0G/NP0 1808
  • In Stock:55603
$0.619/pcsRFQ
1206J1000272KDT Image
  • Part#:1206J1000272KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 100V X7R 1206
  • In Stock:204758
$0.112/pcsRFQ
1808J0630123FFT Image
  • Part#:1808J0630123FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.012UF 63V C0G/NP0 1808
  • In Stock:41206
$0.884/pcsRFQ
1825Y6300681MXT Image
  • Part#:1825Y6300681MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 630V X7R 1825
  • In Stock:57530
$0.611/pcsRFQ
2225Y3K00150GCT Image
  • Part#:2225Y3K00150GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 3KV C0G/NP0 2225
  • In Stock:27405
$1.408/pcsRFQ
2220J0160273KFR Image
  • Part#:2220J0160273KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 16V C0G/NP0 2220
  • In Stock:30133
$1.198/pcsRFQ
1808Y1K00150JCR Image
  • Part#:1808Y1K00150JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 1KV C0G/NP0 1808
  • In Stock:158041
$0.145/pcsRFQ
1812J6300821MXT Image
  • Part#:1812J6300821MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 820PF 630V X7R 1812
  • In Stock:72388
$0.263/pcsRFQ
1210J0630562KAR Image
  • Part#:1210J0630562KAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 63V C0G/NP0 1210
  • In Stock:68800
$0.284/pcsRFQ
0805J1000181KQT Image
  • Part#:0805J1000181KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 100V C0G/NP0 0805
  • In Stock:99553
$0.222/pcsRFQ
0805J3000220KQT Image
  • Part#:0805J3000220KQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 300V C0G/NP0 0805
  • In Stock:125176
$0.161/pcsRFQ
  • Part#:1808Y1K50181MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1808
  • In Stock:146920
$0.139/pcsRFQ
2225Y2K00122JCR Image
  • Part#:2225Y2K00122JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 2KV C0G/NP0 2225
  • In Stock:24610
$1.331/pcsRFQ
2220Y0630121FCT Image
  • Part#:2220Y0630121FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 63V C0G/NP0 2220
  • In Stock:11730
$2.819/pcsRFQ
1825Y0250681GCT Image
  • Part#:1825Y0250681GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 25V C0G/NP0 1825
  • In Stock:24024
$1.541/pcsRFQ
1825J5000120FCT Image
  • Part#:1825J5000120FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 500V C0G/NP0 1825
  • In Stock:15075
$2.157/pcsRFQ
1210J1000823MXR Image
  • Part#:1210J1000823MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.082UF 100V X7R 1210
  • In Stock:121085
$0.157/pcsRFQ
0603Y2502P20CUT Image
  • Part#:0603Y2502P20CUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.2PF 250V C0G/NP0 0603
  • In Stock:193143
$0.103/pcsRFQ
0603J0250473MXT Image
  • Part#:0603J0250473MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 25V X7R 0603
  • In Stock:377346
$0.05/pcsRFQ
2225Y0160390FCT Image
  • Part#:2225Y0160390FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 16V C0G/NP0 2225
  • In Stock:8176
$3.72/pcsRFQ
1808J1K00102MXR Image
  • Part#:1808J1K00102MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1KV X7R 1808
  • In Stock:178162
$0.133/pcsRFQ
1812Y1K20122MXT Image
  • Part#:1812Y1K20122MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1200PF 1.2KV X7R 1812
  • In Stock:82404
$0.292/pcsRFQ
1206J1K00100KFR Image
  • Part#:1206J1K00100KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 1KV C0G/NP0 1206
  • In Stock:183672
$0.125/pcsRFQ
1210Y1K50100JCR Image
  • Part#:1210Y1K50100JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 1.5KV C0G/NP0 1210
  • In Stock:165306
$0.132/pcsRFQ
2211YA250151FCTSP Image
  • Part#:2211YA250151FCTSP
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 250V C0G/NP0 2211
  • In Stock:15526
$2.017/pcsRFQ
1825J4K00221KCR Image
  • Part#:1825J4K00221KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 4KV C0G/NP0 1825
  • In Stock:61745
$0.351/pcsRFQ
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