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  7. Electrical Switches & Relays
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  9. Electrical Relays
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  11. Safety Monitoring Relays

Safety Monitoring Relays (311 items) - Page 4

Siemens SIRIUS safety relay Basic unit Standard series Relay enabling circuits 3 NO 3SK1111-2AW20
Siemens

SIRIUS safety relay Basic unit Standard series Relay enabling circuits 3 NO

Zoro # G516039935
Mfr # 3SK1111-2AW20
product price:  $322.99
/ea
Sold in mult. of 2 for $645.98
Omron HVY D RLY 4PSTNO ASPST 24DC G7Z-4A-11Z-R DC24
Omron

HVY D RLY 4PSTNO ASPST 24DC

Zoro # G310080201
Mfr # G7Z-4A-11Z-R DC24
product price:  $242.99
/ea
Pilz Safety Relay 774310
Pilz

Safety Relay

Zoro # G723561731
Mfr # 774310
product price:  $539.99
/ea
Siemens Speed MonitRelay, In24-240VAC/DC, 12Pin 3UG4651-1AW30
Siemens

Speed MonitRelay, In24-240VAC/DC, 12Pin

Zoro # G8681516
Mfr # 3UG4651-1AW30
product price:  $432.99
/ea
Siemens SIRIUS safety relay Basic unit Standard series Relay enabling circuits 3 NO 3SK1111-1AW20
Siemens

SIRIUS safety relay Basic unit Standard series Relay enabling circuits 3 NO

Zoro # G916039917
Mfr # 3SK1111-1AW20
product price:  $333.99
/ea
Sold in mult. of 2 for $667.98
Phoenix Contact PSR-SPP- 24UC/ESAM4/3X1/1X2/B Safety 2900510
Phoenix Contact

PSR-SPP- 24UC/ESAM4/3X1/1X2/B Safety

Zoro # G716098305
Mfr # 2900510
product price:  $330.99
/ea
Siemens Monitoring relay can be mounted to Contactor 3RT2 3RR2142-2AA30
Siemens

Monitoring relay can be mounted to Contactor 3RT2

Zoro # G416040161
Mfr # 3RR2142-2AA30
product price:  $204.99
/ea
Sold in mult. of 3 for $614.97
Siemens monitoring relay phase failure phase sequence and asymmetry monitoring 3x 3UG5512-1BR21
Siemens

monitoring relay phase failure phase sequence and asymmetry monitoring 3x

Zoro # G016040158
Mfr # 3UG5512-1BR21
product price:  $223.99
/ea
Sold in mult. of 2 for $447.98
Schneider Electric Force, In 24V AC/DC, 1 Input XPSUAT13A3AP
Schneider Electric

Force, In 24V AC/DC, 1 Input

Zoro # G203529121
Mfr # XPSUAT13A3AP
product price:  $532.99
/ea
Schneider Electric Force, In 24V AC/DC, 2 Inputs XPSUS12AP
Schneider Electric

Force, In 24V AC/DC, 2 Inputs

Zoro # G603529103
Mfr # XPSUS12AP
product price:  $352.99
/ea
Omron Safety Monitoring Relay, 120/240VAC, 9.0VA G9SA-301 AC100-240
Omron

Safety Monitoring Relay, 120/240VAC, 9.0VA

Zoro # G3027744
Mfr # G9SA-301 AC100-240
product price:  $356.99
/ea
Schneider Electric Force, In 48 to 240V AC/DC, 16 Pins XPSUAK32AP
Schneider Electric

Force, In 48 to 240V AC/DC, 16 Pins

Zoro # G603457819
Mfr # XPSUAK32AP
product price:  $338.99
/ea
Schneider Electric Expansion modules, Modicon MCM, 2 digital output pairs, screw XPSMCMDO0002
Schneider Electric

Expansion modules, Modicon MCM, 2 digital output pairs, screw

Zoro # G200422937
Mfr # XPSMCMDO0002
product price:  $333.99
/ea
Murrelektronik MIRO SAFE+ SWITCH H L 24, 24 VAC/DC - 3 N/O contact / 1 N/C contact, 22, 5 mm spring clamps 3000-33113-3020012
Murrelektronik

MIRO SAFE+ SWITCH H L 24, 24 VAC/DC - 3 N/O contact / 1 N/C contact, 22, 5 mm spring clamps

Zoro # G400617898
Mfr # 3000-33113-3020012
product price:  $858.99
/ea
Siemens SIRIUS interface module PROFINET interface for safety relay 3SK2 as of E05 3SK2511-2FA10
Siemens

SIRIUS interface module PROFINET interface for safety relay 3SK2 as of E05

Zoro # G316314812
Mfr # 3SK2511-2FA10
product price:  $743.99
/ea
Siemens monitoring relay phase sequence monitoring 3x 160-690 V AC 15-70 Hz 1 3UG5511-2AR20
Siemens

monitoring relay phase sequence monitoring 3x 160-690 V AC 15-70 Hz 1

Zoro # G116040171
Mfr # 3UG5511-2AR20
product price:  $157.99
/ea
Sold in mult. of 3 for $473.97
Diversified PBE Series True RMS 3-Phase Sequence Voltage Band Monitor Relay PBE-480-ASE
Diversified

PBE Series True RMS 3-Phase Sequence Voltage Band Monitor Relay

Zoro # G609227317
Mfr # PBE-480-ASE
product price:  $843.99
/ea
Schmersal Srb-301-St-230Vac Safety Controller (230Vac) 101170099
Schmersal

Srb-301-St-230Vac Safety Controller (230Vac)

Zoro # G121694147
Mfr # 101170099
product price:  $777.99
/ea
Murrelektronik MIRO SAFE+ T 2 24, 24 VAC/DC - 3 NO  / 2 NO  delayed, 1 NC  / 3 plc , 45 mm spring clamps 3000-33113-3020060
Murrelektronik

MIRO SAFE+ T 2 24, 24 VAC/DC - 3 NO / 2 NO delayed, 1 NC / 3 plc , 45 mm spring clamps

Zoro # G800617863
Mfr # 3000-33113-3020060
product price:  $1,690.99
/ea
Diversified AC Under Current Monitor CMU-120-ASA-10
Diversified

AC Under Current Monitor

Zoro # G509227264
Mfr # CMU-120-ASA-10
product price:  $493.99
/ea
Omron Safety Relay, 4.41 in Body H, 50/60 Hz G9SX-SM032-RT
Omron

Safety Relay, 4.41 in Body H, 50/60 Hz

Zoro # G910769261
Mfr # G9SX-SM032-RT
product price:  $1,184.99
/ea
Diversified PBE Series True RMS 3-Phase Sequence Voltage Band Monitor Relay PBE-230-ASE
Diversified

PBE Series True RMS 3-Phase Sequence Voltage Band Monitor Relay

Zoro # G309227310
Mfr # PBE-230-ASE
product price:  $915.99
/ea
Siemens analog adjustment monitoring relay phase failure phase sequence 3UG5514-2BR20
Siemens

analog adjustment monitoring relay phase failure phase sequence

Zoro # G516040146
Mfr # 3UG5514-2BR20
product price:  $252.99
/ea
Sold in mult. of 2 for $505.98
No Product Image Available
Omron

RELAY BLOCK, OUT RELAY

Zoro # G410080156
Mfr # G7T-1112S-DC24V
product price:  $27.29
/ea
No Product Image Available
Macromatic

Monitor Relay, 10 A, 120VAC, 4 Pins

Zoro # G008377811
Mfr # CAH05A2AD-G
product price:  $83.99
/ea
No Product Image Available
Macromatic

Monitor Relay, 10 A, 120VAC, 4 Pins

Zoro # G708377814
Mfr # CAH20A2AD-G
product price:  $85.79
/ea
No Product Image Available
Atc Diversified Electronics

Pump Controller

Zoro # G324301767
Mfr # SLM380ASE
product price:  $1,384.99
/ea
Siemens insulation monitoring relay for non-grounded IT networks up to 400 V AC 3UG4583-2CW31
Siemens

insulation monitoring relay for non-grounded IT networks up to 400 V AC

Zoro # G916314793
Mfr # 3UG4583-2CW31
product price:  $1,456.99
/ea
Siemens SIRIUS safety relay Output expansion 3RO Power with Relay enabling 3SK1213-2AJ20
Siemens

SIRIUS safety relay Output expansion 3RO Power with Relay enabling

Zoro # G116039915
Mfr # 3SK1213-2AJ20
product price:  $434.99
/ea
Siemens SIRIUS safety relay safety-oriented Standstill monitoring 24 V DC 45 mm 3TK2810-0BA02
Siemens

SIRIUS safety relay safety-oriented Standstill monitoring 24 V DC 45 mm

Zoro # G616039903
Mfr # 3TK2810-0BA02
product price:  $1,621.99
/ea
Siemens SIRIUS safety relay Safety-oriented Speed monitoring 24 V DC 45 mm 3TK2810-1BA42-0AA0
Siemens

SIRIUS safety relay Safety-oriented Speed monitoring 24 V DC 45 mm

Zoro # G916039924
Mfr # 3TK2810-1BA42-0AA0
product price:  $2,356.99
/ea
Schmersal Se-Set-Ver2.0 Transmit/Rec 101179375
Schmersal

Se-Set-Ver2.0 Transmit/Rec

Zoro # G421694250
Mfr # 101179375
product price:  $733.99
/ea
Diversified CBA Series AC Current Band Monitor CBA-120-ALE-1
Diversified

CBA Series AC Current Band Monitor

Zoro # G009227276
Mfr # CBA-120-ALE-1
product price:  $492.99
/ea
Siemens monitoring relay phase failure phase sequence and asymmetry monitoring 3x 3UG5512-2AR20
Siemens

monitoring relay phase failure phase sequence and asymmetry monitoring 3x

Zoro # G916040159
Mfr # 3UG5512-2AR20
product price:  $176.99
/ea
Sold in mult. of 3 for $530.97
Diversified VBA Series Single Phase Monitoring Relay VBA-120-ALA
Diversified

VBA Series Single Phase Monitoring Relay

Zoro # G609227218
Mfr # VBA-120-ALA
product price:  $222.99
/ea
Phoenix Contact PSR-SPP-24DC/ESD/5X1/1X2/300 Safety 2981431
Phoenix Contact

PSR-SPP-24DC/ESD/5X1/1X2/300 Safety

Zoro # G516098307
Mfr # 2981431
product price:  $708.99
/ea
Safety Monitoring Relays (311 items) - Page 4
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About Safety Monitoring Relays

Safety Monitoring Relays are an important tool for ensuring the safety of people and machines in a wide range of industries. They are designed to monitor and detect potential hazardous conditions, and then shut off the power or activate a warning system in order to prevent any potential harm.

Types of Safety Monitoring Relays

Safety Monitoring Relays come in a variety of forms depending on the application they are being used for. Some common types include emergency stop relays, shock relays, overload relays, and two-hand control relays. Each type is designed to monitor different aspects of safety while providing reliable protection.

How Safety Monitoring Relays are Made

Safety Monitoring Relays are typically constructed with electrical components such as contactors, circuit breakers, fuses, resistors, and transistors. The materials used to make them must be able to withstand extreme temperatures and harsh environments in order for them to work properly.

Industries that use Safety Monitoring Relays

Safety Monitoring Relays can be found in many different industries such as manufacturing plants, automotive factories, chemical plants, food processing facilities and other industrial settings. Professionals who use these devices rely on their accuracy and reliability when it comes to protecting personnel from potential dangers.

Find the Safety Monitoring Relays You Need at Zoro

Looking for a specific item? Use our robust search tool to find it by name or keyword, or use our handy filters to narrow down our full assortment. You can also check out our whole selection of electrical supplies, along with other tools or equipment to ensure you have all you need to tackle the job, especially if you're taking on a DIY project for the first time.
Plus, when you shop at Zoro, you'll always enjoy competitive prices on tons of great brands you know and trust. We make the shopping experience as fast and seamless as possible with free shipping on orders over $50 for registered users, Net 30 payment terms for qualifying customers, and an unparalleled customer service experience.

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