Enhanced Safety Capacitors (Class X1, X2, Y2)

Syfer / Knowles Enhanced Safety-Certified Capacitors (Class X1, X2, Y2) comply with international UL and TÜV specifications to provide designers the option of using a surface-mount ceramic multilayer capacitor to replace leaded film types. These capacitors offer the benefits of simple pick-and-place assembly, a lower profile, and reduced board space required. The FlexiCap™ version of these capacitors minimizes the risk of mechanical cracking. The lineup features a range of high capacitance values for selected case sizes. Syfer / Knowles Enhanced Safety-Certified Capacitors (Class X1, X2, Y2) are ideal for modems, AC-DC power supplies, and other applications where lightning strike or other voltage transients represent a threat to electronic equipment.

Types of Capacitors

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Results: 46
Select Image Part # Mfr. Description Datasheet Availability Pricing (CHF) Filter the results in the table by unit price based on your quantity. Qty. RoHS Product Type Product Termination Style Case Code - in Case Code - mm Capacitance Tolerance Voltage Rating DC Voltage Rating AC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 1000pF X7R 1808 5percent 2’227In Stock
Cut Tape
CHF 2.03
CHF 1.39
CHF 1.12
CHF 1.06
Reel
CHF 0.845
Min.: 1
Mult.: 1
: 1’500
Ceramic Capacitors General Type MLCCs SMD/SMT 1808 4520 1 nF 5 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 Safety 305Vac X1, 250Vac Y2 TUV/UL certified 1nF +/-10% X7R (2R1) 144In Stock
500Expected 8/4/2027
Cut Tape
CHF 3.33
CHF 2.37
CHF 1.97
CHF 1.86
Reel
CHF 1.64
Min.: 1
Mult.: 1
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 1 nF 10 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT .01PF 250V 10% 2220 5In Stock
9’000Expected 1/27/2027
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CHF 5.12
CHF 3.73
CHF 3.18
CHF 3.00
Reel
CHF 2.71
Min.: 1
Mult.: 1
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 10 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2200PF 250V 10% 2220 291In Stock
500Expected 5/5/2027
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CHF 3.41
CHF 2.41
CHF 2.02
CHF 1.90
Reel
CHF 1.69
Min.: 1
Mult.: 1
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 2.2 nF 10 % 250 VAC
Knowles Syfer Safety Capacitors 2200pF X7R 2220 10percent 310In Stock
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CHF 4.98
CHF 3.55
CHF 3.03
CHF 2.76
Reel
CHF 2.43
Min.: 1
Mult.: 1
: 500
Safety Capacitors Safety MLCCs SMD/SMT 2.2 nF 10 % 2.5 kVDC 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 Safety 305Vac X1, 250Vac Y2 TUV/UL certified 4.7nF +/-10% X7R (2R1)
1’000Expected 6/2/2027
Cut Tape
CHF 3.95
CHF 2.84
CHF 2.39
CHF 2.26
Reel
CHF 2.02
Min.: 1
Mult.: 1
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 4.7 nF 10 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2211 250Vac Safety X1,Y2 TUV/UL certified 2.2nF +/-10% X7R(2R1)
750Expected 1/27/2027
Cut Tape
CHF 2.48
CHF 1.72
CHF 1.41
CHF 1.33
Reel
CHF 1.13
Min.: 1
Mult.: 1
: 750
Ceramic Capacitors Automotive MLCCs SMD/SMT 2211 5728 2.2 nF 10 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 1808 250Vac 1.00 nF +/-5% X7R (2R1) FlexiCap/Nickel Barrier, X1/Y2 Safety Certified Non-Stocked Lead-Time 10 Weeks
Reel
CHF 0.739
CHF 0.684
CHF 0.649
CHF 0.636
Min.: 1’500
Mult.: 1’500
: 1’500
Ceramic Capacitors Automotive MLCCs SMD/SMT 1808 4520 1 nF 5 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 1812 250Vac 2.20 nF +/-20% X7R (2R1) FlexiCap/Nickel Barrier, X1/Y2 Safety Certified Non-Stocked Lead-Time 10 Weeks
Cut Tape
CHF 2.60
CHF 1.88
CHF 1.64
CHF 1.43
Reel
CHF 1.26
Min.: 1
Mult.: 1
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 1812 4532 2.2 nF 20 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 250Vac 150.00 pF +/-5% X7R (2R1) FlexiCap/Nickel Barrier, X1/Y2 Safety Certified Non-Stocked Lead-Time 10 Weeks
Reel
CHF 1.95
CHF 1.94
Min.: 500
Mult.: 500
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 150 pF 5 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 250Vac 150.00 pF +/-10% X7R (2R1) FlexiCap/Nickel Barrier, X1/Y2 Safety Certified Non-Stocked Lead-Time 10 Weeks
Reel
CHF 1.62
CHF 1.47
CHF 1.42
CHF 1.35
Min.: 500
Mult.: 500
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 150 pF 10 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 250Vac 1.50 nF +/-5% X7R (2R1) FlexiCap/Nickel Barrier, X1/Y2 Safety Certified Non-Stocked Lead-Time 10 Weeks
Reel
CHF 2.14
CHF 2.04
CHF 1.91
Min.: 500
Mult.: 500
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 1.5 nF 5 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 250Vac 2.20 nF +/-10% X7R (2R1) FlexiCap/Nickel Barrier, X1/Y2 Safety Certified Non-Stocked Lead-Time 10 Weeks
Reel
CHF 1.68
CHF 1.52
CHF 1.48
CHF 1.39
Min.: 500
Mult.: 500
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 2.2 nF 10 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 250Vac 270.00 pF +/-5% X7R (2R1) FlexiCap/Nickel Barrier, X1/Y2 Safety Certified Non-Stocked Lead-Time 10 Weeks
Reel
CHF 2.07
CHF 1.98
CHF 1.84
Min.: 500
Mult.: 500
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 270 pF 5 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 Safety 305Vac X1, 250Vac Y2 TUV/UL certified 3.3nF +/-10% X7R (2R1) Non-Stocked Lead-Time 10 Weeks
Cut Tape
CHF 4.12
CHF 2.96
CHF 2.49
CHF 2.35
Reel
CHF 2.10
CHF 1.98
Min.: 1
Mult.: 1
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 3.3 nF 10 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 250Vac 470.00 pF +/-5% X7R (2R1) FlexiCap/Nickel Barrier, X1/Y2 Safety Certified Non-Stocked Lead-Time 10 Weeks
Reel
CHF 2.07
CHF 1.98
CHF 1.84
Min.: 500
Mult.: 500
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 470 pF 5 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 Safety 305Vac X1, 250Vac Y2 TUV/UL certified 470pF +/-10% X7R (2R1) Non-Stocked Lead-Time 10 Weeks
Cut Tape
CHF 3.37
CHF 2.42
CHF 2.10
CHF 1.85
Reel
CHF 1.66
Min.: 1
Mult.: 1
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 470 pF 10 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 250Vac 4.70 nF +/-5% X7R (2R1) FlexiCap/Nickel Barrier, X1/Y2 Safety Certified Non-Stocked Lead-Time 10 Weeks
Reel
CHF 2.63
CHF 2.51
CHF 2.34
Min.: 500
Mult.: 500
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 4.7 nF 5 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 250Vac 4.70 nF +/-20% X7R (2R1) FlexiCap/Nickel Barrier, X1/Y2 Safety Certified Non-Stocked Lead-Time 10 Weeks
Reel
CHF 1.97
CHF 1.77
CHF 1.73
CHF 1.64
Min.: 500
Mult.: 500
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 4.7 nF 20 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 250Vac Safety X1,Y2 TUV/UL certified 8.2nF +/-10% X7R(2R1) Non-Stocked Lead-Time 10 Weeks
Reel
CHF 3.31
CHF 3.16
Min.: 500
Mult.: 500
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 10 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 2220 305Vac Safety X2 TUV/UL certified 10nF +/-10% X7R(2R1) Non-Stocked Lead-Time 10 Weeks
Cut Tape
CHF 6.80
CHF 5.02
CHF 4.23
CHF 4.05
Reel
CHF 2.10
Min.: 1
Mult.: 1
: 500
Ceramic Capacitors Automotive MLCCs SMD/SMT 2220 5750 10 nF 10 % 305 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 10pF C0G (NP0) 1808 5percent Non-Stocked Lead-Time 40 Weeks
Reel
CHF 0.636
Min.: 1’500
Mult.: 1’500
: 1’500
Ceramic Capacitors General Type MLCCs SMD/SMT 1808 4520 10 pF 5 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 10pF C0G (NP0) 1808 10percent Non-Stocked Lead-Time 40 Weeks
Reel
CHF 0.602
Min.: 1’500
Mult.: 1’500
: 1’500
Ceramic Capacitors General Type MLCCs SMD/SMT 1808 4520 10 pF 10 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 1000pF X7R 1808 10percent Non-Stocked Lead-Time 40 Weeks
Cut Tape
CHF 1.73
CHF 1.22
CHF 1.04
CHF 0.91
CHF 0.792
Reel
CHF 0.67
Min.: 1
Mult.: 1
: 1’500
Ceramic Capacitors General Type MLCCs SMD/SMT 1808 4520 1 nF 10 % 250 VAC
Knowles Syfer Multilayer Ceramic Capacitors MLCC - SMD/SMT 1000pF X7R 1808 20percent Non-Stocked Lead-Time 40 Weeks
Reel
CHF 0.649
Min.: 1’500
Mult.: 1’500
: 1’500
Ceramic Capacitors General Type MLCCs SMD/SMT 1808 4520 1 nF 20 % 250 VAC