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40A Solid State Relays:

74 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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Load Current
Load Type
Operating Voltage Max
Load Voltage Max
Relay Mounting
Relay Terminals
MOSFET Relay Package Style
Switching Mode
Operating Voltage Min
On State Resistance Max
Control Voltage Min
Isolation Voltage
Control Voltage Max
Off State Leakage Current Max
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1 Filter(s) Selected
ComparePrice ForQuantity
3996112
Each
1+
€151.150
Min: 1 / Mult: 1
SPST-NO
-
40A
-
480VAC
-
Panel Mount
Screw
-
Zero Crossing
48VAC
-
4VDC
-
32VDC
-
SSR3 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
5540513

RoHS

CARLO GAVAZZI
Each
1+
€206.210
Min: 1 / Mult: 1
3PST-NO
-
40A
-
660VAC
-
Panel Mount
Screw
-
Zero Crossing
42VAC
-
4VDC
-
32VDC
-
RZ3A
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
2780690

RoHS

Each
1+
€73.800
5+
€72.320
10+
€70.850
Min: 1 / Mult: 1
SPST-NO
-
40A
-
150VDC
-
Panel Mount
Screw
-
-
1VDC
-
3.5VDC
-
32VDC
-
Harmony SSP1 Series
1973894
Each
1+
€123.660
5+
€120.970
10+
€118.390
Min: 1 / Mult: 1
-
-
40A
-
30VDC
-
DIN Rail
Screw
-
Zero Crossing
4VDC
-
24VAC
-
240VAC
-
G3PA Series
1200199

RoHS

Each
1+
€123.580
Min: 1 / Mult: 1
DPST-NO
-
40A
-
280VAC
-
Panel Mount
Quick Connect
-
Zero Crossing
24VAC
-
4VDC
-
15VDC
-
1 Series
1200230

RoHS

Each
1+
€65.310
5+
€55.840
10+
€52.900
Min: 1 / Mult: 1
SPST-NO
-
40A
-
280VAC
-
Panel Mount
Screw
-
Zero Crossing
24VAC
-
90VAC
-
280VAC
-
1 Series
3792768

RoHS

Each
1+
€126.400
Min: 1 / Mult: 1
DPST-NO
-
40A
-
280VAC
-
Chassis
Quick Connect
-
Zero Crossing
24VAC
-
4VDC
-
15VDC
-
SSRD Series
2784884

RoHS

Each
1+
€105.600
5+
€100.310
10+
€95.040
Min: 1 / Mult: 1
SPST-NO
-
40A
-
100VDC
-
Panel Mount
Screw Clamp
-
-
1VDC
-
3.5VDC
-
32VDC
-
1-DC Series
1936420

RoHS

Each
1+
€189.050
Min: 1 / Mult: 1
SPST-NO
-
40A
-
240Vrms
-
Panel Mount
Screw
-
Proportional Output
100Vrms
-
2VDC
-
10VDC
-
PCV Series
2784897

RoHS

Each
1+
€79.690
5+
€76.740
10+
€72.700
Min: 1 / Mult: 1
SPST-NO
-
40A
-
530VAC
-
Panel Mount
Screw
-
Zero Crossing
48VAC
-
3VDC
-
32VDC
-
HD48 Series
2841501

RoHS

Each
1+
€95.310
25+
€90.570
50+
€86.460
100+
€82.030
500+
€78.080
More Pricing...
Min: 1 / Mult: 1
-
-
40A
-
100VDC
-
Panel Mount
Screw
-
-
0VDC
-
4VDC
-
32VDC
-
-
2841474

RoHS

Each
10+
€33.960
50+
€32.420
100+
€30.770
500+
€29.280
1000+
€27.500
More Pricing...
Min: 10 / Mult: 10
-
-
40A
-
530VAC
-
Panel Mount
Screw
-
Zero Crossing
48VAC
-
4VDC
-
32VDC
-
-
2841458

RoHS

Each
10+
€30.560
50+
€29.180
100+
€27.690
500+
€26.360
1000+
€24.760
More Pricing...
Min: 10 / Mult: 10
-
-
40A
-
280VAC
-
Panel Mount
Screw
-
Zero Crossing
48VAC
-
4VDC
-
32VDC
-
-
2841469

RoHS

Each
10+
€39.620
50+
€37.820
100+
€35.890
500+
€34.170
1000+
€32.080
More Pricing...
Min: 10 / Mult: 10
-
-
40A
-
530VAC
-
Panel Mount
Screw
-
Zero Crossing
48VAC
-
90VAC
-
280VAC
-
-
1383317

RoHS

Each
1+
€97.740
10+
€93.440
50+
€89.150
100+
€86.570
Min: 1 / Mult: 1
DPST
-
40A
-
530VAC
-
Panel Mount
Quick Connect
-
Zero Crossing
42VAC
-
4.5VDC
-
32VDC
-
RA2A Series
2723386

RoHS

Each
1+
€50.430
5+
€48.930
10+
€47.260
25+
€45.810
50+
€44.130
More Pricing...
Min: 1 / Mult: 1
2 x SPST-NO
-
40A
-
480VAC
-
Panel Mount
Quick Connect
-
Zero Crossing
40VAC
-
4VDC
-
32VDC
-
SRA2 Series
3996114
Each
1+
€175.260
Min: 1 / Mult: 1
SPST-NO
-
40A
-
480VAC
-
Panel Mount
Screw
-
Zero Crossing
48VAC
-
90VAC
-
280VAC
-
SSR3 Series
3996109
Each
1+
€186.570
10+
€182.140
Min: 1 / Mult: 1
SPST-NO
-
40A
-
480VAC
-
Panel Mount
Screw
-
Random Turn On
48VAC
-
4VDC
-
32VDC
-
SSR3 Series
4703610

RoHS

Each
1+
€38.750
5+
€37.780
10+
€35.980
20+
€35.150
Min: 1 / Mult: 1
SPST-NO
-
40A
-
660VAC
-
Panel Mount
Screw
-
Zero Crossing
24VAC
-
3VDC
-
32VDC
-
77 Series
4346787

RoHS

Each
1+
€103.220
5+
€101.160
10+
€99.090
Min: 1 / Mult: 1
-
-
40A
-
600VAC
-
Panel Mount
Screw
-
Zero Voltage Turn On
48VAC
-
4VDC
-
32VDC
-
DPI Series
4703611

RoHS

Each
1+
€146.550
5+
€142.890
10+
€136.090
Min: 1 / Mult: 1
3PST-NO
-
40A
-
660VAC
-
Panel Mount
Screw
-
Random Turn On
24VAC
-
90VAC
-
280VAC
-
77 Series
4691216

RoHS

Each
1+
€71.450
5+
€68.600
10+
€67.250
20+
€65.960
Min: 1 / Mult: 1
-
-
40A
-
480VAC
-
DIN Rail, Panel
Screw
-
Zero Crossing
24VAC
-
80VAC
-
280VAC
-
-
4703607

RoHS

Each
1+
€39.180
5+
€38.200
10+
€36.380
20+
€35.530
Min: 1 / Mult: 1
SPST-NO
-
40A
-
280VAC
-
Panel Mount
Screw
-
Zero Crossing
24VAC
-
90VAC
-
280VAC
-
77 Series
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