Browse
Your Cart ()
cload

GUARANTEED SAFE & SECURE CHECKOUT

FREE SHIPPING ON ALL ORDERS!
Siemens 3SK1111-1AW20 SIRIUS safety relay, 24V DC, 3 NO + 1 NC, Category 4 / PL e, screw terminals, compact DIN rail mount, for emergency stop and safety inputs.

Siemens 3SK1111-1AW20

SKU: 3SK1111-1AW20
Your Price:
$220.00
Add to wishlist
Checkout Secure
Order in the next to get it by

10+ Available in Stock

  • Image of Free Shipping on All Orders

    Free Shipping on All Orders
  • Image of 1 Year Warranty

    We will beat any price

    1 Year Warranty
  • Image of Experts Aavaiable 7/24/365

    Free shipping

    Experts Aavaiable 7/24/365
  • Image of 30 days money-back

    30 days money-back

Siemens 3SK1111-1AW20 | SIRIUS Safety Relay for Emergency Stop and Protective Door Monitoring

Overview

The Siemens 3SK1111-1AW20 is a basic safety relay from the SIRIUS 3SK1 series, designed to monitor emergency stop buttons, protective door switches, and other safety-related inputs. Operating at 24V DC, this unit offers 3 normally open (NO) and 1 normally closed (NC) contacts. It supports applications up to Category 4 / PL e, according to ISO 13849-1, and is ideal for compact control panels in industrial environments.

Key Features

  • Input Voltage: 24V DC

  • Safety Outputs: 3 NO contacts

  • Auxiliary Output: 1 NC contact

  • Control Category: Up to Category 4 / PL e

  • Stop Function: Supports immediate stop and monitoring

  • Terminals: Screw-type for secure installation

  • Housing Type: Compact 22.5 mm width

  • Status Indicators: LED diagnostics

  • Mounting: DIN rail

  • Response Time: Fast safety response (<25 ms)

Technical Specifications

  • Catalog Number: 3SK1111-1AW20

  • Series: SIRIUS 3SK1 Basic Units

  • Supply Voltage: 24V DC (±20%)

  • Contact Type: 3 NO (safety), 1 NC (auxiliary)

  • Max Switching Current: 6A AC / 4A DC

  • Electrical Life: ≥100,000 cycles (under rated load)

  • Ambient Temperature: -25°C to +55°C

  • Certifications: CE, UL, TUV, cULus

  • Protection Class: IP20 (IP40 front)

Applications

  • Emergency stop circuits

  • Protective door interlock monitoring

  • Two-hand control systems

  • Safety zone isolation in machinery

  • Small- to mid-sized machines and panels

Why Choose the 3SK1111-1AW20?

  • Reliable Safety Compliance: Meets Category 4 / PL e requirements

  • Space-Saving Design: Only 22.5 mm wide

  • Simple Wiring: Screw terminals for fast installation

  • Flexible Application: Supports various safety devices

  • Trusted Siemens Quality: Long lifecycle and robust construction

Order Now

The Siemens 3SK1111-1AW20 safety relay is in stock and available for worldwide shipping. 

New & Genuine Products – Factory Sealed At PLCpartssolution, all our products are 100% new, genuine, and come in original factory-sealed packaging. We guarantee authentic components that meet the highest industry standards for performance and reliability.
1-Year Warranty Included All new products sold by PLCpartssolution come with a 1-year warranty. We stand behind the quality and reliability of our parts, ensuring coverage against manufacturing defects under normal operating conditions.
Disclaimer: PLCpartssolution is an independent supplier of surplus and refurbished industrial automation products. We are not an authorized distributor, reseller, or representative of the brands listed on this website. All trademarks, brand names, and logos are the property of their respective owners. PLCpartssolution is not affiliated with, endorsed by, or approved by ABB, Fanuc, B&R, Rockwell Automation, Schneider Electric, Siemens, or any other manufacturers mentioned.

Description

Siemens 3SK1111-1AW20 | SIRIUS Safety Relay for Emergency Stop and Protective Door Monitoring

Overview

The Siemens 3SK1111-1AW20 is a basic safety relay from the SIRIUS 3SK1 series, designed to monitor emergency stop buttons, protective door switches, and other safety-related inputs. Operating at 24V DC, this unit offers 3 normally open (NO) and 1 normally closed (NC) contacts. It supports applications up to Category 4 / PL e, according to ISO 13849-1, and is ideal for compact control panels in industrial environments.

Key Features

  • Input Voltage: 24V DC

  • Safety Outputs: 3 NO contacts

  • Auxiliary Output: 1 NC contact

  • Control Category: Up to Category 4 / PL e

  • Stop Function: Supports immediate stop and monitoring

  • Terminals: Screw-type for secure installation

  • Housing Type: Compact 22.5 mm width

  • Status Indicators: LED diagnostics

  • Mounting: DIN rail

  • Response Time: Fast safety response (<25 ms)

Technical Specifications

  • Catalog Number: 3SK1111-1AW20

  • Series: SIRIUS 3SK1 Basic Units

  • Supply Voltage: 24V DC (±20%)

  • Contact Type: 3 NO (safety), 1 NC (auxiliary)

  • Max Switching Current: 6A AC / 4A DC

  • Electrical Life: ≥100,000 cycles (under rated load)

  • Ambient Temperature: -25°C to +55°C

  • Certifications: CE, UL, TUV, cULus

  • Protection Class: IP20 (IP40 front)

Applications

  • Emergency stop circuits

  • Protective door interlock monitoring

  • Two-hand control systems

  • Safety zone isolation in machinery

  • Small- to mid-sized machines and panels

Why Choose the 3SK1111-1AW20?

  • Reliable Safety Compliance: Meets Category 4 / PL e requirements

  • Space-Saving Design: Only 22.5 mm wide

  • Simple Wiring: Screw terminals for fast installation

  • Flexible Application: Supports various safety devices

  • Trusted Siemens Quality: Long lifecycle and robust construction

Order Now

The Siemens 3SK1111-1AW20 safety relay is in stock and available for worldwide shipping. 

Condition

New & Genuine Products – Factory Sealed At PLCpartssolution, all our products are 100% new, genuine, and come in original factory-sealed packaging. We guarantee authentic components that meet the highest industry standards for performance and reliability.

Warranty

1-Year Warranty Included All new products sold by PLCpartssolution come with a 1-year warranty. We stand behind the quality and reliability of our parts, ensuring coverage against manufacturing defects under normal operating conditions.

Disclaimer

Disclaimer: PLCpartssolution is an independent supplier of surplus and refurbished industrial automation products. We are not an authorized distributor, reseller, or representative of the brands listed on this website. All trademarks, brand names, and logos are the property of their respective owners. PLCpartssolution is not affiliated with, endorsed by, or approved by ABB, Fanuc, B&R, Rockwell Automation, Schneider Electric, Siemens, or any other manufacturers mentioned.
Siemens 3SK1111-1AW20

Siemens 3SK1111-1AW20

$220.00
Add to wishlist
Siemens 3SK1111-1AW20

Siemens 3SK1111-1AW20

Your Price:
$220.00
Item Added to Your Cart
Customers also bought...
1769-L19ER-BB1B Allen Bradley CompactLogix 5370 Controller, 1MB 1769-L19ER-BB1B Allen Bradley CompactLogix 5370 Controller, 1MB
$2,334.00
20F11NC022JA0NNNNN Allen-Bradley PowerFlex 753 AC Drive, 400VAC, 20F11NC022JA0NNNNN Allen-Bradley PowerFlex 753 AC Drive, 400VAC,
$1,590.00
2711P-T6C22D8S Allen-Bradley PanelView Plus 7 Standard Terminal – 2711P-T6C22D8S Allen-Bradley PanelView Plus 7 Standard Terminal –
$1,870.00
ABB 5SDD0135Z0401 high-power semiconductor diode – efficient solution for industrial rectifier applications 5SDD0135Z0401 ABB Welding Diodes
$298.00
Siemens 6GK5008-0BA10-1AB2 SCALANCE XB008 unmanaged Ethernet switch, 8 ports, DIN rail, 10/100 Mbps. 6GK5008-0BA10-1AB2
$361.00
8M-A-PS-24V-E-0.3-M8D | High-Precision Industrial Sensor 8M-A-PS-24V-E-0.3-M8D | High-Precision Industrial Sensor
$67.00
Siemens 6GK1901-0DB20-6AA8 RJ45 plug 180°, Industrial Ethernet Cat5e, tool-free IDC assembly, IP20, PROFINET compatible for field cabling. 8PCS Siemens 6GK1901-0DB20-6AA8
$420.00
A06B-0212-B700#0100 A06B-0212-B700#0100
$4,798.00
FANUC A06B-6290-H209 Alpha i spindle amplifier SPM-26i with 26 kW output for advanced CNC spindle control. A06B-6290-H209
$6,027.00
ABB 1SAE231111R0640 | Digital Output Module ABB 1SAE231111R0640 | Digital Output Module
$123.00
ABB 1SAE351111R0640 | Current Transformer ABB 1SAE351111R0640 | Current Transformer
$299.00
ABB 1SVR427032R0000 | Control Circuit Transformer ABB 1SVR427032R0000 | Control Circuit Transformer
$554.00
ABB 1SVR550824R9100 | Contactor Module ABB 1SVR550824R9100 | Contactor Module
$378.00
ABB 1SVR730712R1200 | Contactor ABB 1SVR730712R1200 | Contactor
$803.00
ABB 1SVR730712R1400 | Compact Circuit Breaker, 16A, 2P, Type C, ABB 1SVR730712R1400 | Compact Circuit Breaker, 16A, 2P, Type C,
$867.00
ABB 1SVR730830R0400 | Electronic Timer Relay ABB 1SVR730830R0400 | Electronic Timer Relay
$598.00
ABB 1SVR750660R0200 | CR-P/M 24VDC Pluggable Relay Module ABB 1SVR750660R0200 | CR-P/M 24VDC Pluggable Relay Module
$2,113.00
ABB 2CCA703000R0001 | Contactor ABB 2CCA703000R0001 | Contactor
$204.00
ABB 2TLA010029R0000 | HIGH-RELIABILITY SAFETY RELAY FOR ABB 2TLA010029R0000 | HIGH-RELIABILITY SAFETY RELAY FOR
$800.00
ABB 2TLA010050R0100 | Industrial Control and Automation Product ABB 2TLA010050R0100 | Industrial Control and Automation Product
$759.00
ABB 2TLA020046R0800 EVA actuator for use with Adam DYN/OSSD sensors in the Eden safety sensor system, featuring IP69K protection. ABB 2TLA020046R0800
$138.00
ABB 2TLA020051R5400 ABB 2TLA020051R5400
$289.00
ABB 2TLA020070R1700 | Auxiliary Contact for Circuit Breakers ABB 2TLA020070R1700 | Auxiliary Contact for Circuit Breakers
$6,047.00
ABB 3BSE008512R1 | Industrial Automation Module ABB 3BSE008512R1 | Industrial Automation Module
$2,313.00
ABB 3HAC025917-001 FlexPendant teach pendant with touchscreen and USB, for IRC5 robot control and industrial programming. ABB 3HAC025917-001
$589.00
ABB 3HAC028357-001 joystick for FlexPendant, manual robot control component. ABB 3HAC028357-001 DSQC679
$2,320.00
ABB 3HAC029818-001 safety relay module for IRC5, 24V DC, SIL 3, PL e, Cat 4, robotic safety relay for emergency stop and zone protection. ABB 3HAC029818-001 DSQC 663
$4,033.00
ABB 3HAC031683-001 FlexPendant teach pendant for IRC5 robot control systems. ABB 3HAC031683-001
$324.00
ABB 3HAC044075-001 FlexPendant cable, 6m, for IRC5 controller, durable and flexible OEM replacement for ABB industrial robots. ABB 3HAC044075-001
$93.00
ABB 3HAC16831-1 lithium battery pack, 10.8V, 17Ah, for ABB IRB series industrial robots. ABB 3HAC16831-1
$126.00
ABB 3HAC2493-1 FlexPendant teach pendant for IRC5 robots, high-resolution display, ergonomic and intuitive robot control tool. ABB 3HAC2493-1
$348.00
ABB 3HAC7998-1 FlexPendant cable for IRC5 robot controller connection. ABB 3HAC7998-1
$312.00
ABB 6AGC081279 | Relay Module ABB 6AGC081279 | Relay Module
$7,102.00
ABB A12-30-01 3-pole contactor, 12A, 100–250V AC/DC coil, with 1 NO aux contact. Compact and IEC-rated for motor control. ABB A12-30-01
$169.00
ABB A16-30-01 contactor, 3-pole, 16 A, with 24 V AC coil and 1 NC auxiliary contact. ABB A16-30-01 | 3-Pole Contactor, 16A, 24V AC Coil
$324.00
ABB A26-30-01 3-pole contactor, 26A, 24V AC coil, 1 NC auxiliary, for motor control and industrial switching applications. ABB A26-30-01
$301.00
ABB A26-40-00 contactor, 26 A, 3-pole, 24 V AC coil, IEC-compliant for motor control. ABB A26-40-00 1SBL241201R8000
$142.00
ABB A9-30-01 contactor, 9 A, 3-pole, with 24 V AC coil and 1 NC auxiliary contact. ABB A9-30-01
$121.00
ABB A9-40-00 | 4-Pole Contactor ABB A9-40-00 | 4-Pole Contactor
$81.00
ABB ACH550-UH-012A-4 HVAC drive, 12 HP, 380–480V, 3-phase, IP21, with vector control and integrated EMC filter for HVAC efficiency. ABB ACH550-UH-012A-4 3AUA0000004086
$1,624.00
ABB ACH550-UH-023A-4 HVAC drive, 23 HP, 380–480V, 3-phase, IP21, with vector control and energy-efficient features for HVAC systems. ABB ACH550-UH-023A-4 3AUA0000004053
$1,831.00
ABB ACH550-UH-031A-4 HVAC drive, 31 HP, 380–480V, 3-phase, IP21, with vector control and energy-efficient operation for HVAC systems. ABB ACH550-UH-031A-4 3AUA0000004054
$4,101.00
ABB ACH550-UH-045A-4 HVAC drive, 45 HP, 380–480V, 3-phase, IP21, with vector control and energy-saving features for HVAC applications. ABB ACH550-UH-045A-4 3AUA0000011032
$5,114.00
ABB ACH550-UH-072A-4 HVAC drive, 72 HP, 380–480V, 3-phase, IP21, with vector control and energy-saving features for HVAC systems. ABB ACH550-UH-072A-4 3AUA0000004065
$4,624.00
ABB ACH550-UH-078A-4 HVAC drive, 78 HP, 380–480V, 3-phase, IP21, with vector control and energy-saving features for HVAC systems. ABB ACH550-UH-078A-4 3AUA0000009445
$6,404.00
ABB ACH550-UH-08A8-4 HVAC drive, 8 HP, 380–480V, 3-phase, IP21, with vector control and EMC filter for efficient HVAC system control. ABB ACH550-UH-08A8-4 3AUA0000004084
$1,481.00
ABB ACH550-UH-097A-4 HVAC drive, 97 HP, 380–480V, 3-phase, IP21, with vector control and energy-saving features for HVAC applications. ABB ACH550-UH-097A-4 3AUA0000011835
$6,024.00
ABB ACH550-UH-125A-4 HVAC drive, 125 HP, 380–480V, 3-phase, IP21, with vector control and energy-saving features for HVAC systems. ABB ACH550-UH-125A-4 3AUA0000014483
$7,012.00
ABB ACS-CP-A control panel with LCD, navigation dial, IP54 front, for parameter setup and monitoring of ABB variable speed drives. ABB ACS-CP-A 3ABD64691473
$192.00
ABB ACS-CP-C control panel with LCD and copy function for ACS drives, detachable for easy configuration and drive parameter transfer. ABB ACS-CP-C 64739000
$115.00

Related Products

3 visitors right now
3 visitors have this item in their cart right now
3 people have bought this item
3 % of people buy 2 or more

Recently viewed products

Customer Reviews

Be the first to write a review
0%
(0)
0%
(0)
0%
(0)
0%
(0)
0%
(0)
Item Added to Your Cart
Customers also bought...
1769-L19ER-BB1B Allen Bradley CompactLogix 5370 Controller, 1MB 1769-L19ER-BB1B Allen Bradley CompactLogix 5370 Controller, 1MB
$2,334.00
20F11NC022JA0NNNNN Allen-Bradley PowerFlex 753 AC Drive, 400VAC, 20F11NC022JA0NNNNN Allen-Bradley PowerFlex 753 AC Drive, 400VAC,
$1,590.00
2711P-T6C22D8S Allen-Bradley PanelView Plus 7 Standard Terminal – 2711P-T6C22D8S Allen-Bradley PanelView Plus 7 Standard Terminal –
$1,870.00
ABB 5SDD0135Z0401 high-power semiconductor diode – efficient solution for industrial rectifier applications 5SDD0135Z0401 ABB Welding Diodes
$298.00
Siemens 6GK5008-0BA10-1AB2 SCALANCE XB008 unmanaged Ethernet switch, 8 ports, DIN rail, 10/100 Mbps. 6GK5008-0BA10-1AB2
$361.00
8M-A-PS-24V-E-0.3-M8D | High-Precision Industrial Sensor 8M-A-PS-24V-E-0.3-M8D | High-Precision Industrial Sensor
$67.00
Siemens 6GK1901-0DB20-6AA8 RJ45 plug 180°, Industrial Ethernet Cat5e, tool-free IDC assembly, IP20, PROFINET compatible for field cabling. 8PCS Siemens 6GK1901-0DB20-6AA8
$420.00
A06B-0212-B700#0100 A06B-0212-B700#0100
$4,798.00
FANUC A06B-6290-H209 Alpha i spindle amplifier SPM-26i with 26 kW output for advanced CNC spindle control. A06B-6290-H209
$6,027.00
ABB 1SAE231111R0640 | Digital Output Module ABB 1SAE231111R0640 | Digital Output Module
$123.00
ABB 1SAE351111R0640 | Current Transformer ABB 1SAE351111R0640 | Current Transformer
$299.00
ABB 1SVR427032R0000 | Control Circuit Transformer ABB 1SVR427032R0000 | Control Circuit Transformer
$554.00
ABB 1SVR550824R9100 | Contactor Module ABB 1SVR550824R9100 | Contactor Module
$378.00
ABB 1SVR730712R1200 | Contactor ABB 1SVR730712R1200 | Contactor
$803.00
ABB 1SVR730712R1400 | Compact Circuit Breaker, 16A, 2P, Type C, ABB 1SVR730712R1400 | Compact Circuit Breaker, 16A, 2P, Type C,
$867.00
ABB 1SVR730830R0400 | Electronic Timer Relay ABB 1SVR730830R0400 | Electronic Timer Relay
$598.00
ABB 1SVR750660R0200 | CR-P/M 24VDC Pluggable Relay Module ABB 1SVR750660R0200 | CR-P/M 24VDC Pluggable Relay Module
$2,113.00
ABB 2CCA703000R0001 | Contactor ABB 2CCA703000R0001 | Contactor
$204.00
ABB 2TLA010029R0000 | HIGH-RELIABILITY SAFETY RELAY FOR ABB 2TLA010029R0000 | HIGH-RELIABILITY SAFETY RELAY FOR
$800.00
ABB 2TLA010050R0100 | Industrial Control and Automation Product ABB 2TLA010050R0100 | Industrial Control and Automation Product
$759.00
ABB 2TLA020046R0800 EVA actuator for use with Adam DYN/OSSD sensors in the Eden safety sensor system, featuring IP69K protection. ABB 2TLA020046R0800
$138.00
ABB 2TLA020051R5400 ABB 2TLA020051R5400
$289.00
ABB 2TLA020070R1700 | Auxiliary Contact for Circuit Breakers ABB 2TLA020070R1700 | Auxiliary Contact for Circuit Breakers
$6,047.00
ABB 3BSE008512R1 | Industrial Automation Module ABB 3BSE008512R1 | Industrial Automation Module
$2,313.00
ABB 3HAC025917-001 FlexPendant teach pendant with touchscreen and USB, for IRC5 robot control and industrial programming. ABB 3HAC025917-001
$589.00
ABB 3HAC028357-001 joystick for FlexPendant, manual robot control component. ABB 3HAC028357-001 DSQC679
$2,320.00
ABB 3HAC029818-001 safety relay module for IRC5, 24V DC, SIL 3, PL e, Cat 4, robotic safety relay for emergency stop and zone protection. ABB 3HAC029818-001 DSQC 663
$4,033.00
ABB 3HAC031683-001 FlexPendant teach pendant for IRC5 robot control systems. ABB 3HAC031683-001
$324.00
ABB 3HAC044075-001 FlexPendant cable, 6m, for IRC5 controller, durable and flexible OEM replacement for ABB industrial robots. ABB 3HAC044075-001
$93.00
ABB 3HAC16831-1 lithium battery pack, 10.8V, 17Ah, for ABB IRB series industrial robots. ABB 3HAC16831-1
$126.00
ABB 3HAC2493-1 FlexPendant teach pendant for IRC5 robots, high-resolution display, ergonomic and intuitive robot control tool. ABB 3HAC2493-1
$348.00
ABB 3HAC7998-1 FlexPendant cable for IRC5 robot controller connection. ABB 3HAC7998-1
$312.00
ABB 6AGC081279 | Relay Module ABB 6AGC081279 | Relay Module
$7,102.00
ABB A12-30-01 3-pole contactor, 12A, 100–250V AC/DC coil, with 1 NO aux contact. Compact and IEC-rated for motor control. ABB A12-30-01
$169.00
ABB A16-30-01 contactor, 3-pole, 16 A, with 24 V AC coil and 1 NC auxiliary contact. ABB A16-30-01 | 3-Pole Contactor, 16A, 24V AC Coil
$324.00
ABB A26-30-01 3-pole contactor, 26A, 24V AC coil, 1 NC auxiliary, for motor control and industrial switching applications. ABB A26-30-01
$301.00
ABB A26-40-00 contactor, 26 A, 3-pole, 24 V AC coil, IEC-compliant for motor control. ABB A26-40-00 1SBL241201R8000
$142.00
ABB A9-30-01 contactor, 9 A, 3-pole, with 24 V AC coil and 1 NC auxiliary contact. ABB A9-30-01
$121.00
ABB A9-40-00 | 4-Pole Contactor ABB A9-40-00 | 4-Pole Contactor
$81.00
ABB ACH550-UH-012A-4 HVAC drive, 12 HP, 380–480V, 3-phase, IP21, with vector control and integrated EMC filter for HVAC efficiency. ABB ACH550-UH-012A-4 3AUA0000004086
$1,624.00
ABB ACH550-UH-023A-4 HVAC drive, 23 HP, 380–480V, 3-phase, IP21, with vector control and energy-efficient features for HVAC systems. ABB ACH550-UH-023A-4 3AUA0000004053
$1,831.00
ABB ACH550-UH-031A-4 HVAC drive, 31 HP, 380–480V, 3-phase, IP21, with vector control and energy-efficient operation for HVAC systems. ABB ACH550-UH-031A-4 3AUA0000004054
$4,101.00
ABB ACH550-UH-045A-4 HVAC drive, 45 HP, 380–480V, 3-phase, IP21, with vector control and energy-saving features for HVAC applications. ABB ACH550-UH-045A-4 3AUA0000011032
$5,114.00
ABB ACH550-UH-072A-4 HVAC drive, 72 HP, 380–480V, 3-phase, IP21, with vector control and energy-saving features for HVAC systems. ABB ACH550-UH-072A-4 3AUA0000004065
$4,624.00
ABB ACH550-UH-078A-4 HVAC drive, 78 HP, 380–480V, 3-phase, IP21, with vector control and energy-saving features for HVAC systems. ABB ACH550-UH-078A-4 3AUA0000009445
$6,404.00
ABB ACH550-UH-08A8-4 HVAC drive, 8 HP, 380–480V, 3-phase, IP21, with vector control and EMC filter for efficient HVAC system control. ABB ACH550-UH-08A8-4 3AUA0000004084
$1,481.00
ABB ACH550-UH-097A-4 HVAC drive, 97 HP, 380–480V, 3-phase, IP21, with vector control and energy-saving features for HVAC applications. ABB ACH550-UH-097A-4 3AUA0000011835
$6,024.00
ABB ACH550-UH-125A-4 HVAC drive, 125 HP, 380–480V, 3-phase, IP21, with vector control and energy-saving features for HVAC systems. ABB ACH550-UH-125A-4 3AUA0000014483
$7,012.00
ABB ACS-CP-A control panel with LCD, navigation dial, IP54 front, for parameter setup and monitoring of ABB variable speed drives. ABB ACS-CP-A 3ABD64691473
$192.00
ABB ACS-CP-C control panel with LCD and copy function for ACS drives, detachable for easy configuration and drive parameter transfer. ABB ACS-CP-C 64739000
$115.00