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SF Series Safety Relays:

682 Products Found

Farnell’s portfolio of safety relays includes devices designed to meet stringent safety standards for industrial and automation applications. These relays provide fail-safe operation to protect machinery, operators, and processes in high-risk environments. They are built for durability and reliability, meeting requirements for applications in safety-critical systems.

Safety relays are specialized electromechanical devices that monitor and control critical safety circuits. They ensure operations cease during hazardous conditions, reducing risks associated with equipment failure or human error. Farnell’s range features relays with diverse configurations, response times, and certifications to meet regulatory standards.

Applications:

  • Industrial Automation: Emergency stop systems and machine guarding.
  • Transportation: Safety controls in rail and vehicle systems.
  • Healthcare: Ensuring operational safety in diagnostic and therapeutic equipment.
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1704483

RoHS

Each
1+
CHF 140.910
Min: 1 / Mult: 1
24VDC
-
DPST-NO
-
-
DIN Rail
3A
Screw
240V
24V
Silver Tin Oxide
IP20, IP40, IP54
-
-
3256112

RoHS

Each
1+
CHF 191.500
Min: 1 / Mult: 1
24VDC
-
3PST-NO, SPST-NC
PSRclassic Series
-
DIN Rail
6A
Push In
250V
250V
Silver Tin Oxide
IP20, IP54
-
-
4068548

RoHS

Each
1+
CHF 194.410
Min: 1 / Mult: 1
110VDC
-
DPST-NO, SPST-NC
7S Series
-
DIN Rail
6A
Screwless
250V
-
Silver Tin Oxide, Silver Nickel Gold
IP20
-
-
4014955

RoHS

Each
1+
CHF 294.800
Min: 1 / Mult: 1
24VDC
-
DPST-NC, SPST-NO
SRB Series
-
DIN Rail
-
Plug In, Screw
-
-
-
IP20, IP40, IP54
-
-
4378439

RoHS

Date/Lot Code

Each
1+
CHF 145.290
Min: 1 / Mult: 1
24VDC
-
DPST-NO
SRS Series
-
DIN Rail
6A
Screw Clamp
250V
125V
-
IP20, IP2X
-
-
4378443

RoHS

Date/Lot Code

Each
1+
CHF 296.720
Min: 1 / Mult: 1
24VDC
-
DPST-NO
SRS Series
-
DIN Rail
6A
Screw Clamp
250V
125V
-
IP20, IP2X
-
-
3484549

RoHS

Each
1+
CHF 489.130
Min: 1 / Mult: 1
-
-
-
SIRIUS 3SK1 Series
-
-
-
-
-
-
-
-
-
-
4388409

RoHS

Each
1+
CHF 42.080
5+
CHF 40.120
10+
CHF 38.160
20+
CHF 36.200
Min: 1 / Mult: 1
24VDC
-
4PST-NO, 4PST-NC
SF Series
-
Through Hole
6A
Solder
250V
-
Silver Tin Oxide
-
-
-
1175094

RoHS

Each
1+
CHF 19.780
10+
CHF 15.160
30+
CHF 14.940
100+
CHF 14.790
250+
CHF 14.500
Min: 1 / Mult: 1
12VDC
-
3PST-NO, SPST-NC
SR4 Series
-
Through Hole
8A
Solder
250V
-
Silver Tin Oxide
-
-
UL, VDE
1704488

RoHS

Each
1+
CHF 326.730
Min: 1 / Mult: 1
24VDC
-
3PST-NO
-
-
DIN Rail
8A
Screw
240V
24V
Silver Tin Oxide
IP20, IP40, IP54
-
-
2064572

RoHS

Each
1+
CHF 107.240
5+
CHF 105.090
10+
CHF 102.950
Min: 1 / Mult: 1
24VDC
-
5PST-NO, DPST-NC
PSRclassic Series
-
DIN Rail
6A
Screw
250V
250V
Silver Tin Oxide
IP20, IP54
-
-
2280011

RoHS

Each
1+
CHF 272.780
Min: 1 / Mult: 1
24VDC
-
8PST-NO, SPST-NC
-
-
DIN Rail
6A
Spring Clamp
240V
24V
Silver Copper Nickel
IP20, IP40, IP54
-
-
1765083

RoHS

Each
1+
CHF 12.930
5+
CHF 12.540
10+
CHF 12.350
20+
CHF 12.160
50+
CHF 11.910
Min: 1 / Mult: 1
5VDC
-
DPDT
50 Series
-
Through Hole
8A
Solder
250V
-
Silver Nickel
-
-
-
2064578

RoHS

Each
1+
CHF 193.180
Min: 1 / Mult: 1
24VDC
-
DPST-NO, SPST-NC
PSR
-
DIN Rail
6A
Screw
250V
250V
Silver Tin Oxide
IP20, IP54
-
-
2279978

RoHS

Each
1+
CHF 190.460
Min: 1 / Mult: 1
24VDC
-
DPST-NO
-
-
DIN Rail
6A
Screw
240V
24V
Silver Copper Nickel
IP20, IP40, IP54
-
-
2279998

RoHS

Each
1+
CHF 170.000
Min: 1 / Mult: 1
24VDC
-
4PST-NO, SPST-NC
-
-
DIN Rail
6A
Spring Clamp
240V
24V
Silver Tin Oxide, Gold
IP20, IP40, IP54
-
-
1124064

RoHS

Each
1+
CHF 26.110
5+
CHF 24.900
10+
CHF 23.670
20+
CHF 22.460
Min: 1 / Mult: 1
24VDC
-
DPST-NO, DPST-NC
SF Series
-
Through Hole
6A
Solder
250V
30V
Silver Alloy
-
-
-
2279987

RoHS

Each
1+
CHF 366.610
Min: 1 / Mult: 1
24VDC
-
4PST-NO
PNOZ s5
-
DIN Rail
6A
Spring Clamp
240V
24V
Silver Copper Nickel
IP20, IP40, IP54
-
-
2279975

RoHS

Each
1+
CHF 186.670
Min: 1 / Mult: 1
24VDC
-
3PST-NO
-
-
DIN Rail
6A
Screw
240V
24V
Silver Copper Nickel
IP20, IP40, IP54
-
-
1704484

RoHS

Each
1+
CHF 265.950
Min: 1 / Mult: 1
240V
-
3PST-NO
-
-
DIN Rail
6A
Screw
240V
24V
Silver Copper Nickel
IP20, IP40, IP54
-
-
9515550

RoHS

Each
1+
CHF 13.600
5+
CHF 10.960
10+
CHF 10.120
20+
CHF 9.620
50+
CHF 8.580
Min: 1 / Mult: 1
24VDC
-
DPDT
-
-
Through Hole
8A
Solder
400V
250V
Silver Nickel
IP40
-
-
2279986

RoHS

Each
1+
CHF 360.130
Min: 1 / Mult: 1
24VDC
-
4PST-NO
-
-
DIN Rail
6A
Screw
240V
24V
Silver Copper Nickel
IP20, IP40, IP54
-
-
9514384

RoHS

Each
1+
CHF 297.870
Min: 1 / Mult: 1
230VAC
-
DPST-NO, DPST-NC
BD 5936 Series
-
DIN Rail
5A
Screw
230V
-
-
IP20, IP40
-
-
1175093

RoHS

Each
1+
CHF 19.140
10+
CHF 16.980
25+
CHF 16.270
100+
CHF 16.030
250+
CHF 15.710
Min: 1 / Mult: 1
24VDC
-
DPST-NO, DPST-NC
SR4 Series
-
Through Hole
8A
Solder
250V
-
Silver Tin Oxide
-
-
-
2279979

RoHS

Each
1+
CHF 198.150
Min: 1 / Mult: 1
24VDC
-
DPST-NO
PNOZ s3
-
DIN Rail
6A
Spring Clamp
240V
24V
Silver Copper Nickel
IP20, IP40, IP54
-
-
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