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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

1808Y2500391KCT Image
  • Part#:1808Y2500391KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 250V C0G/NP0 1808
  • In Stock:151278
$0.137/pcsRFQ
2220Y5K00102KXR Image
  • Part#:2220Y5K00102KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 5KV X7R 2220
  • In Stock:62680
$0.32/pcsRFQ
1206J2000102GAR Image
  • Part#:1206J2000102GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 200V C0G/NP0 1206
  • In Stock:90941
$0.254/pcsRFQ
1812J1K20150GCR Image
  • Part#:1812J1K20150GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 1.2KV C0G/NP0 1812
  • In Stock:77662
$0.438/pcsRFQ
1812Y1K00102KDR Image
  • Part#:1812Y1K00102KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1000PF 1KV X7R 1812
  • In Stock:93474
$0.382/pcsRFQ
0805J0160101KXR Image
  • Part#:0805J0160101KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 100PF 16V X7R 0805
  • In Stock:403126
$0.048/pcsRFQ
  • Part#:0603J0638P20BAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0603
  • In Stock:103077
$0.183/pcsRFQ
1206Y0250121JFR Image
  • Part#:1206Y0250121JFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 25V C0G/NP0 1206
  • In Stock:155273
$0.126/pcsRFQ
2225Y1K00680FFR Image
  • Part#:2225Y1K00680FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 1KV C0G/NP0 2225
  • In Stock:11670
$2.97/pcsRFQ
0805Y0161P00BCR Image
  • Part#:0805Y0161P00BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1PF 16V C0G/NP0 0805
  • In Stock:132243
$0.169/pcsRFQ
0805Y2000121JCR Image
  • Part#:0805Y2000121JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 200V C0G/NP0 0805
  • In Stock:264068
$0.073/pcsRFQ
1206J3001P40BQT Image
  • Part#:1206J3001P40BQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.4PF 300V C0G/NP0 1206
  • In Stock:124932
$0.184/pcsRFQ
0805J1000560FCT Image
  • Part#:0805J1000560FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 100V C0G/NP0 0805
  • In Stock:126293
$0.186/pcsRFQ
2220Y1K50390FCT Image
  • Part#:2220Y1K50390FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1.5KV C0G/NP0 2220
  • In Stock:18660
$1.831/pcsRFQ
1808J3K06P80DCT Image
  • Part#:1808J3K06P80DCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 3KV C0G/NP0 1808
  • In Stock:101168
$0.208/pcsRFQ
1812J6300271FAT Image
  • Part#:1812J6300271FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 630V C0G/NP0 1812
  • In Stock:38346
$0.881/pcsRFQ
0805Y1003P30CFT Image
  • Part#:0805Y1003P30CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3PF 100V C0G/NP0 0805
  • In Stock:149491
$0.136/pcsRFQ
0603J0250222GCR Image
  • Part#:0603J0250222GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2200PF 25V C0G/NP0 0603
  • In Stock:168849
$0.117/pcsRFQ
0603Y0250563MXR Image
  • Part#:0603Y0250563MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.056UF 25V X7R 0603
  • In Stock:362724
$0.054/pcsRFQ
0603Y0160330KCT Image
  • Part#:0603Y0160330KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 16V C0G/NP0 0603
  • In Stock:306417
$0.064/pcsRFQ
1210J2K00151JCT Image
  • Part#:1210J2K00151JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 2KV C0G/NP0 1210
  • In Stock:114940
$0.179/pcsRFQ
1808Y0160181KCR Image
  • Part#:1808Y0160181KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 16V C0G/NP0 1808
  • In Stock:192412
$0.111/pcsRFQ
1812Y2000470JCR Image
  • Part#:1812Y2000470JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 200V C0G/NP0 1812
  • In Stock:82443
$0.279/pcsRFQ
2220Y4K00221MXR Image
  • Part#:2220Y4K00221MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 220PF 4KV X7R 2220
  • In Stock:76883
$0.269/pcsRFQ
1210Y1000472GAR Image
  • Part#:1210Y1000472GAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 100V C0G/NP0 1210
  • In Stock:72416
$0.519/pcsRFQ
1825J1K00391GCT Image
  • Part#:1825J1K00391GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 1KV C0G/NP0 1825
  • In Stock:37788
$1.036/pcsRFQ
1206Y1000150FQT Image
  • Part#:1206Y1000150FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 100V C0G/NP0 1206
  • In Stock:39948
$0.889/pcsRFQ
0603Y2502P10HUT Image
  • Part#:0603Y2502P10HUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.1PF 250V C0G/NP0 0603
  • In Stock:108594
$0.208/pcsRFQ
0603Y2000220KAT Image
  • Part#:0603Y2000220KAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 200V C0G/NP0 0603
  • In Stock:243137
$0.078/pcsRFQ
2225Y0500470FFT Image
  • Part#:2225Y0500470FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 50V C0G/NP0 2225
  • In Stock:8296
$4.662/pcsRFQ
2225Y3K00120FCT Image
  • Part#:2225Y3K00120FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 3KV C0G/NP0 2225
  • In Stock:17915
$2.14/pcsRFQ
1825J0160273KXR Image
  • Part#:1825J0160273KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 16V X7R 1825
  • In Stock:48344
$0.62/pcsRFQ
0603J200P680CFT Image
  • Part#:0603J200P680CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.68PF 200V C0G/NP0 0603
  • In Stock:216473
$0.102/pcsRFQ
1210Y0100155MXT Image
  • Part#:1210Y0100155MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.5UF 10V X7R 1210
  • In Stock:61707
$0.324/pcsRFQ
0805J0632P70BAT Image
  • Part#:0805J0632P70BAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2.7PF 63V C0G/NP0 0805
  • In Stock:83353
$0.264/pcsRFQ
1206J0630272KCT Image
  • Part#:1206J0630272KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 63V C0G/NP0 1206
  • In Stock:189260
$0.102/pcsRFQ
1825Y3K00100KCT Image
  • Part#:1825Y3K00100KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 3KV C0G/NP0 1825
  • In Stock:56527
$0.694/pcsRFQ
2220J6300330GCT Image
  • Part#:2220J6300330GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 33PF 630V C0G/NP0 2220
  • In Stock:35509
$0.942/pcsRFQ
0603Y3000470FQT Image
  • Part#:0603Y3000470FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 47PF 300V C0G/NP0 0603
  • In Stock:66237
$0.304/pcsRFQ
2220J0250560FFR Image
  • Part#:2220J0250560FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 56PF 25V C0G/NP0 2220
  • In Stock:8800
$3.909/pcsRFQ
1206Y2000910FQT Image
  • Part#:1206Y2000910FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 91PF 200V C0G/NP0 1206
  • In Stock:43046
$0.719/pcsRFQ
2220Y1K00390KFR Image
  • Part#:2220Y1K00390KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 1KV C0G/NP0 2220
  • In Stock:52080
$0.753/pcsRFQ
2225Y1K20272JXT Image
  • Part#:2225Y1K20272JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 1.2KV X7R 2225
  • In Stock:42078
$0.818/pcsRFQ
1825Y2K00271GCT Image
  • Part#:1825Y2K00271GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 270PF 2KV C0G/NP0 1825
  • In Stock:26136
$1.154/pcsRFQ
1210Y1000100GCT Image
  • Part#:1210Y1000100GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 100V C0G/NP0 1210
  • In Stock:74670
$0.304/pcsRFQ
1210Y0500182FCT Image
  • Part#:1210Y0500182FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 50V C0G/NP0 1210
  • In Stock:49962
$0.635/pcsRFQ
1210Y1000151GCT Image
  • Part#:1210Y1000151GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 100V C0G/NP0 1210
  • In Stock:77914
$0.297/pcsRFQ
1808J5000471FCR Image
  • Part#:1808J5000471FCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 500V C0G/NP0 1808
  • In Stock:93256
$0.421/pcsRFQ
1210Y6300220FAT Image
  • Part#:1210Y6300220FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 22PF 630V C0G/NP0 1210
  • In Stock:50270
$0.647/pcsRFQ
0603J0500473JXR Image
  • Part#:0603J0500473JXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 50V X7R 0603
  • In Stock:302593
$0.064/pcsRFQ
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