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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 (283 items) - Page 3

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
Schmersal Srb-301-Lc 24V Ac/Dc Safety Controller 24 Ac/Dc 101163475
Schmersal

Srb-301-Lc 24V Ac/Dc Safety Controller 24 Ac/Dc

Zoro # G221694108
Mfr # 101163475
product price:  $426.99
/ea
Siemens SIRIUS safety relay Basic unit Advanced series with time delay 0.05-3 s 3SK1121-1CB41
Siemens

SIRIUS safety relay Basic unit Advanced series with time delay 0.05-3 s

Zoro # G616039927
Mfr # 3SK1121-1CB41
product price:  $690.99
/ea
Siemens SIRIUS safety relay safety-oriented Standstill monitoring 24 V DC 45 mm 3TK2810-0BA01
Siemens

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

Zoro # G216039914
Mfr # 3TK2810-0BA01
product price:  $1,679.99
/ea
Omron HVY D RLY 4PSTNO ADPSTNC 24DC G7Z-4A-02Z-R DC24V
Omron

HVY D RLY 4PSTNO ADPSTNC 24DC

Zoro # G610080185
Mfr # G7Z-4A-02Z-R DC24V
product price:  $249.99
/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
Abb ABB-TF42-3-1 TF42-3.1
Abb

ABB-TF42-3-1

Zoro # G916558593
Mfr # TF42-3.1
product price:  $117.99
/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
Schmersal Se-Set Ver.2.0 3M/10.5M 101179373
Schmersal

Se-Set Ver.2.0 3M/10.5M

Zoro # G021694261
Mfr # 101179373
product price:  $845.99
/ea
Siemens monitoring relay phase failure phase sequence and asymmetry monitoring 3x 3UG5512-1BR20
Siemens

monitoring relay phase failure phase sequence and asymmetry monitoring 3x

Zoro # G816040143
Mfr # 3UG5512-1BR20
product price:  $202.99
/ea
Sold in mult. of 3 for $608.97
Siemens analog adjustment monitoring relay phase failure phase sequence 3UG5514-1BR20
Siemens

analog adjustment monitoring relay phase failure phase sequence

Zoro # G416040154
Mfr # 3UG5514-1BR20
product price:  $252.99
/ea
Sold in mult. of 2 for $505.98
Phoenix Contact PSR-SCP- 24UC/ESAM4/2X1/1X2 Safety 2900525
Phoenix Contact

PSR-SCP- 24UC/ESAM4/2X1/1X2 Safety

Zoro # G716098312
Mfr # 2900525
product price:  $286.99
/ea
Siemens SIRIUS safety relay Basic unit Advanced series with time delay 5-300 s 3SK1121-1CB44
Siemens

SIRIUS safety relay Basic unit Advanced series with time delay 5-300 s

Zoro # G616039934
Mfr # 3SK1121-1CB44
product price:  $690.99
/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
Siemens SIRIUS safety relay Basic unit Standard series Relay enabling circuits 3 NO 3SK1111-2AB30
Siemens

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

Zoro # G216039921
Mfr # 3SK1111-2AB30
product price:  $333.99
/ea
Sold in mult. of 2 for $667.98
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
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
Diversified PBD Series 3-Phase Sequence & Voltage Band Monitor Relays PBD-440-ALE
Diversified

PBD Series 3-Phase Sequence & Voltage Band Monitor Relays

Zoro # G509227318
Mfr # PBD-440-ALE
product price:  $517.99
/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
Diversified UOA Series Single Phase Under Voltage Monitoring Relay UOA-208-ALA
Diversified

UOA Series Single Phase Under Voltage Monitoring Relay

Zoro # G809227216
Mfr # UOA-208-ALA
product price:  $219.40
/ea
Phoenix Contact PSR-SCP- 24UC/ESAM4/8X1/1X2 Safety 2963912
Phoenix Contact

PSR-SCP- 24UC/ESAM4/8X1/1X2 Safety

Zoro # G416098315
Mfr # 2963912
product price:  $894.99
/ea
Diversified PBD Series 3-Phase Sequence & Voltage Band Monitor Relays PBD-480-ALE
Diversified

PBD Series 3-Phase Sequence & Voltage Band Monitor Relays

Zoro # G709227316
Mfr # PBD-480-ALE
product price:  $517.99
/ea
Diversified SLA Series Three-Phase Monitoring Relay SLA-208-AFN
Diversified

SLA Series Three-Phase Monitoring Relay

Zoro # G009227207
Mfr # SLA-208-AFN
product price:  $374.99
/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
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
Siemens Digital Monitoring Relay Speed Monitorin 3UG4651-1AW30
Siemens

Digital Monitoring Relay Speed Monitorin

Zoro # G8681516
Mfr # 3UG4651-1AW30
product price:  $411.99
/ea
Diversified SLA Series Three-Phase Monitoring Relay SLA-120-ASA
Diversified

SLA Series Three-Phase Monitoring Relay

Zoro # G109227237
Mfr # SLA-120-ASA
product price:  $249.99
/ea
Siemens Monitoring relay can be mounted to Contactor 3RT2 3RR2242-1FA30
Siemens

Monitoring relay can be mounted to Contactor 3RT2

Zoro # G716040168
Mfr # 3RR2242-1FA30
product price:  $316.99
/ea
Sold in mult. of 2 for $633.98
Siemens SIRIUS safety relay Basic unit Standard series electronic enabling circuits 3SK1112-1BB40
Siemens

SIRIUS safety relay Basic unit Standard series electronic enabling circuits

Zoro # G216039945
Mfr # 3SK1112-1BB40
product price:  $253.99
/ea
Sold in mult. of 2 for $507.98
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:  $317.99
/ea
Schneider Electric Expansion module, Modicon MCM, 2 safety relay outputs, screw XPSMCMER0002
Schneider Electric

Expansion module, Modicon MCM, 2 safety relay outputs, screw

Zoro # G7688314
Mfr # XPSMCMER0002
product price:  $223.99
/ea
Schneider Electric Current control relay, Harmony Control Relays, 5A, 2CO, 2.500mA, 24.240V AC DC RM35JA31MW
Schneider Electric

Current control relay, Harmony Control Relays, 5A, 2CO, 2.500mA, 24.240V AC DC

Zoro # G0572105
Mfr # RM35JA31MW
product price:  $159.99
/ea
Siemens SIRIUS safety relay Output expansion 3RO Power with Relay enabling 3SK1213-2AB40
Siemens

SIRIUS safety relay Output expansion 3RO Power with Relay enabling

Zoro # G716039902
Mfr # 3SK1213-2AB40
product price:  $434.99
/ea
Siemens analog monitoring relay voltage monitoring from 17 to 275 V AC/DC overshoot 3UG5533-2AL30
Siemens

analog monitoring relay voltage monitoring from 17 to 275 V AC/DC overshoot

Zoro # G616040138
Mfr # 3UG5533-2AL30
product price:  $232.99
/ea
Sold in mult. of 2 for $465.98
Siemens Analog monitoring relay Fill level monitoring Resistance monitoring from 2 3UG4501-1AW30
Siemens

Analog monitoring relay Fill level monitoring Resistance monitoring from 2

Zoro # G316040148
Mfr # 3UG4501-1AW30
product price:  $234.99
/ea
Sold in mult. of 3 for $704.97
Te Connectivity V23047-A1024-A511 1-1393258-7
Te Connectivity

V23047-A1024-A511

Zoro # G100973409
Mfr # 1-1393258-7
product price:  $12.15
/ea
Sold in mult. of 6 for $72.90
Safety Monitoring Relays (283 items) - Page 3
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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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