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SPST-NO Solid State Relays:

843 Products Found

Farnell offers solid-state relays (SSRs) that provide fast and reliable switching without the mechanical wear associated with traditional relays. These relays use semiconductor components such as thyristors or triacs for switching, which ensures long operational life and silent operation.

Solid-state relays are suitable for environments where silent, fast, and precise switching is required, with minimal power loss and no moving parts. Farnell’s solid-state relays are ideal for industrial automation, heating control, and high-speed switching.

Applications:

  • Industrial Automation: Controlling motors, heaters, and lights in automated systems.
  • HVAC Systems: Temperature control with precise on/off cycles.
  • Renewable Energy: Switching control for photovoltaic systems and inverters.
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Relay Mounting
Relay Terminals
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Operating Voltage Min
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1 Filter(s) Selected
ComparePrice ForQuantity
3881384

RoHS

Each
1+
€ 1.060
10+
€ 0.948
25+
€ 0.906
50+
€ 0.805
100+
€ 0.777
Min: 1 / Mult: 1
SPST-NO
-
300mA
-
600V
-
Surface Mount
Gull Wing
-
Zero Crossing
-
-
-
-
-
-
-
-
AQ-H Series
3996119
Each
1+
€ 60.900
Min: 1 / Mult: 1
SPST-NO
-
10A
-
480VAC
-
Panel Mount
Screw
-
Zero Crossing
48VAC
-
-
90VAC
-
280VAC
-
-
SSR3 Series
3996112
Each
1+
€ 135.390
Min: 1 / Mult: 1
SPST-NO
-
40A
-
480VAC
-
Panel Mount
Screw
-
Zero Crossing
48VAC
-
-
4VDC
-
32VDC
-
-
SSR3 Series
3919683

RoHS

Each
1+
€ 33.020
Min: 1 / Mult: 1
SPST-NO
-
100mA
-
48VDC
-
Socket
Screw
-
DC Switch
1VDC
-
-
4VDC
-
12VDC
-
-
Harmony SSL Series
1200241

RoHS

Each
1+
€ 57.530
5+
€ 54.670
10+
€ 51.770
Min: 1 / Mult: 1
SPST-NO
-
25A
-
280VAC
-
Panel Mount
Screw
-
Zero Crossing
24VAC
-
-
3VDC
-
32VDC
-
-
1 Series
1200243

RoHS

Each
1+
€ 65.080
5+
€ 56.870
10+
€ 53.880
Min: 1 / Mult: 1
SPST-NO
-
40A
-
280VAC
-
Panel Mount
Screw
-
Zero Crossing
24VAC
-
-
3VDC
-
32VDC
-
-
1 Series
1653771

RoHS

Each
1+
€ 78.980
5+
€ 76.050
10+
€ 74.530
Min: 1 / Mult: 1
SPST-NO
-
25A
-
280VAC
-
Panel Mount
Screw
-
Zero Crossing
24VAC
-
-
3VDC
-
32VDC
-
-
RA24 Series
1779776

RoHS

Each
1+
€ 163.160
Min: 1 / Mult: 1
SPST-NO
-
100mA
-
100VDC
-
Panel Mount
Screw
-
DC Switch
0VDC
-
-
3.5VDC
-
32VDC
-
-
1-DC Series
1200302

RoHS

Each
1+
€ 87.620
5+
€ 83.230
10+
€ 78.870
Min: 1 / Mult: 1
SPST-NO
-
20A
-
280VAC
-
DIN Rail
Cage Clamp
-
Zero Crossing
24VAC
-
-
4VDC
-
32VDC
-
-
CKR Series
1213168

RoHS

Each
1+
€ 133.050
Min: 1 / Mult: 1
SPST-NO
-
60A
-
60VDC
-
Panel Mount
Screw
-
DC Switch
0VDC
-
-
3.5VDC
-
32VDC
-
-
D06D Series
1200285

RoHS

Each
1+
€ 32.980
5+
€ 32.140
10+
€ 31.300
20+
€ 30.670
Min: 1 / Mult: 1
SPST-NO
-
25A
-
280VAC
-
PCB
Through Hole
-
Zero Crossing
12VAC
-
-
3VDC
-
15VDC
-
-
PowerFin PF Series
1200202

RoHS

Each
1+
€ 34.150
5+
€ 32.500
10+
€ 30.850
20+
€ 30.230
Min: 1 / Mult: 1
SPST-NO
-
4A
-
280VAC
-
PCB
Through Hole
-
Zero Crossing
24VAC
-
-
3VDC
-
32VDC
-
-
MP Series
1200237

RoHS

Each
1+
€ 56.920
5+
€ 54.060
10+
€ 51.240
Min: 1 / Mult: 1
SPST-NO
-
10A
-
280VAC
-
Panel Mount
Screw
-
Zero Crossing
24VAC
-
-
3VDC
-
32VDC
-
-
1 Series
1779774

RoHS

Each
1+
€ 129.710
Min: 1 / Mult: 1
SPST-NO
-
60A
-
100VDC
-
Panel Mount
Screw
-
DC Switch
0VDC
-
-
3.5VDC
-
32VDC
-
-
1-DC Series
1200279

RoHS

Each
1+
€ 25.910
5+
€ 25.280
10+
€ 24.640
20+
€ 24.150
Min: 1 / Mult: 1
SPST-NO
-
2A
-
280VAC
-
PCB
Through Hole
-
Zero Crossing
24VAC
-
-
3VDC
-
32VDC
-
-
D2W Series
1947883

RoHS

Each
1+
€ 35.140
5+
€ 33.740
10+
€ 32.330
20+
€ 31.680
Min: 1 / Mult: 1
SPST-NO
-
2A
-
17VDC
-
PCB
Screw
-
-
8VDC
-
-
-
-
-
-
-
34 Series
7229082

RoHS

Each
1+
€ 44.280
5+
€ 39.270
10+
€ 38.550
20+
€ 37.780
Min: 1 / Mult: 1
SPST-NO
-
4A
-
280VAC
-
PCB
Through Hole
-
Zero Crossing
24VAC
-
-
3VDC
-
24VDC
-
-
-
1200255

RoHS

Each
1+
€ 82.890
5+
€ 78.740
10+
€ 74.600
Min: 1 / Mult: 1
SPST-NO
-
50A
-
660VAC
-
Panel Mount
Screw
-
Zero Crossing
48VAC
-
-
4VDC
-
32VDC
-
-
H12WD Series
1200293

RoHS

Each
1+
€ 85.910
5+
€ 81.610
10+
€ 77.310
Min: 1 / Mult: 1
SPST-NO
-
20A
-
100VDC
-
Panel Mount
Screw
-
DC Switch
0VDC
-
-
3.5VDC
-
32VDC
-
-
1-DC Series
1181258

RoHS

Each
1+
€ 20.620
5+
€ 20.020
10+
€ 19.720
20+
€ 19.420
50+
€ 19.030
Min: 1 / Mult: 1
SPST-NO
-
5A
-
264VAC
-
Panel Mount
Screw
-
Zero Crossing
19VAC
-
-
5VDC
-
24VDC
-
-
G3NA Series
1973896
Each
1+
€ 117.570
Min: 1 / Mult: 1
SPST-NO
-
20A
-
30VDC
-
DIN Rail
Screw
-
Zero Crossing
9.6VDC
-
-
12VDC
-
24VDC
-
-
G3PA Series
1784040

RoHS

Each
1+
€ 90.990
5+
€ 82.120
10+
€ 77.810
Min: 1 / Mult: 1
SPST-NO
-
10A
-
60VDC
-
DIN Rail
Cage Clamp
-
-
1VDC
-
-
20VDC
-
28VDC
-
-
DRA1 CMX Series
1213166

RoHS

Each
1+
€ 164.050
Min: 1 / Mult: 1
SPST-NO
-
100mA
-
60VDC
-
Panel Mount
Screw
-
DC Switch
0VDC
-
-
3.5VDC
-
32VDC
-
-
D06D Series
1329718

RoHS

Each
1+
€ 36.210
5+
€ 34.770
10+
€ 33.330
20+
€ 32.660
Min: 1 / Mult: 1
SPST-NO
-
2A
-
36VDC
-
PCB
Through Hole
-
Zero Crossing
16.8VDC
-
-
-
-
240VAC
-
-
34 Series
1181261

RoHS

Each
1+
€ 56.080
5+
€ 54.960
10+
€ 53.840
Min: 1 / Mult: 1
SPST-NO
-
40A
-
264VAC
-
Panel Mount
Screw
-
Zero Crossing
19VAC
-
-
5VDC
-
24VDC
-
-
G3NA Series
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