Industrial Automation & Control

Onlinecomponents.com stocks more than 19,887 Industrial Automation & Control parts from 114 manufacturers, covering applications across Accessories, Circuit Protection Modules, Communication Modules, Controls, PLCs, & Peripherals, Counters & Timers, Interface Modules, Meters, Safety. Featured suppliers include Phoenix Contact, Altech, Weidmuller, Schneider Electric, Omron Automation, Thyro / Advanced Energy and many more, with authorized distribution, datasheets, and tiered pricing on every part. Browse Industrial Automation & Control by subcategories — Accessories (805), Circuit Protection Modules (2,767), Communication Modules (592), Controls, PLCs, & Peripherals (2,722), Counters & Timers (838), Interface Modules (10,693), Meters (1,069), Safety (235) — or refine results using the supplier, availability, RoHS, and part-status filters on the left. All Industrial Automation & Control listings include real-time inventory, RoHS status, and lead-time information; request a quote on any restricted or low-availability item directly from its product page.

Onlinecomponents.com offers a selection of more than 19,887 Industrial Automation & Control from over 114 world-class suppliers.We offer Industrial Automation & Control from suppliers such as TE Connectivity / ABB Entrelec, Quest Technology, American Electrical, Advantech, AEM INC. and many more.Please see all subcategories of Accessories, Circuit Protection Modules, Communication Modules, Controls, PLCs, & Peripherals, Counters & Timers, Interface Modules, Meters, Safety below. See More
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  • In Stock: 1427

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  • 1
    $77.42
  • 5
    $54.65
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    $45.97
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TE Connectivity / P&B Brand IDCM-5 - Solid State Relay 34mA 32V DC-IN 0.05A 30V DC-OUT 5-Pin Slim...

TE Connectivity / P&B Brand

Solid State Relay 34mA 32V DC-IN 0.05A 30V DC-OUT 5-Pin Slim Line

  • In Stock: 459

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  • 1
    $50.39
  • 10
    $50.27
  • 25
    $50.14
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TE Connectivity / AMP Brand 1-1393028-2 - IACM-5E = SLIM PCB MONT,5VDC Logic-AC ip

TE Connectivity / AMP Brand

IACM-5E = SLIM PCB MONT,5VDC Logic-AC ip

  • In Stock: 261

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  • 1
    $50.43
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    $50.30
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    $50.17
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  • 1
    $94.38
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    $35.42
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Omron Electronics 3G5A2-IM212-E

Omron Electronics

3G5A2-IM212-E

  • In Stock: 7

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  • 1
    $1,205.21
  • 5
    $1,122.40
  • 10
    $1,063.34
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Veeder Root A103-002 - 8 Digits Position Indicator - Totalizer - Timing and Rate/...

Veeder Root

8 Digits Position Indicator - Totalizer - Timing and Rate/Speed Metering - 36x72mm - Backlit LCD

  • In Stock: 7

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  • 1
    $325.72
  • 3
    $300.93
  • 5
    $283.96
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Veeder Root 0746115-001 - Small Square Case Counter - Rotary ratchet Drive - 5 Figures...

Veeder Root

Small Square Case Counter - Rotary ratchet Drive - 5 Figures - Flange Case - Rotation 1

  • In Stock: 5

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  • 1
    $220.85
  • 5
    $212.82
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    $209.36
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Phoenix Contact 2903786 - VARIOFACE module - with push-in connections and D-SUB 50 soc...

Phoenix Contact

VARIOFACE module - with push-in connections and D-SUB 50 socket connector - for mounting on NS 35 rails

  • In Stock: 5

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  • 1
    $132.59
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    $125.96
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  • 1
    $897.75
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    $885.40
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OPTO-22 DA4T - I/O Module Relays Output Module 4000Vrms Plug-In

OPTO-22

I/O Module Relays Output Module 4000Vrms Plug-In

  • In Stock: 1

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    $242.50
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    $236.25
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    $233.25
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    $271.50
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    $266.08
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    $260.75
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Simpson Electric 08300 - Rectangular Style Analog Panel Meters

Simpson Electric

Rectangular Style Analog Panel Meters

  • In Stock: 1

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  • 1
    $207.59
  • 3
    $204.48
  • 5
    $201.41
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Phoenix Contact 3213726 - Multi-level terminal block - connection method: Push-in conn...

Phoenix Contact

Multi-level terminal block - connection method: Push-in connection - cross section: 0.14 mm² - 1.5 mm² - AWG: 26 ...

  • In Stock: 1

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  • 1
    $5.324
  • 10
    $4.840
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    $4.600
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Phoenix Contact 1919682 - Conn Terminal Block F 11 POS 3.81mm Screw RA Cable Mount 8A

Phoenix Contact

Conn Terminal Block F 11 POS 3.81mm Screw RA Cable Mount 8A

  • MANUFACTURER STOCK 200

    Ships 8/31/26


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    $14.49
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    $12.93
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    $12.00
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Phoenix Contact PSR-PS21-1NO-1NC-24DC-SC - Coupling relay for SIL 2 high- and low-demand applications -...

Phoenix Contact

Coupling relay for SIL 2 high- and low-demand applications - couples digital output signals to the I/O - 1 enabli ...

  • MANUFACTURER STOCK 116

    Ships 8/31/26


  • 1
    $139.34
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    $132.37
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E-T-A Engineering Technology X4230-FTR135 - Accessory for 4230 Series - Multi Busbar Power Feed

E-T-A Engineering Technology

Accessory for 4230 Series - Multi Busbar Power Feed

  • MANUFACTURER STOCK 101

    Ships 8/31/26


  • 5
    $14.24
  • 25
    $12.91
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    $12.33
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Curtis Instruments 15495014

Curtis Instruments

15495014

  • 12 Weeks

  • 3
    $937.34
  • 5
    $595.49
  • 8
    $392.85
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Phoenix Contact 3037258 - Feed-through terminal block - nom. voltage: 500 V - nominal ...

Phoenix Contact

Feed-through terminal block - nom. voltage: 500 V - nominal current: 17.5 A - connection method: Spring-cage conn ...

  • 3 Weeks

  • 10
    $1.80
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    $1.71
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Wieland Electric 57.110.0555.0 - Conn Disconnect Terminal Block 2 POS Screw G DIN Rail/T DIN ...

Wieland Electric

Conn Disconnect Terminal Block 2 POS Screw G DIN Rail/T DIN Rail 24A

  • 3 Weeks

  • 50
    $3.97
  • 100
    $3.79
  • 250
    $3.68
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Phoenix Contact 3042748 - Spring cage ground terminal block - connection method: Sprin...

Phoenix Contact

Spring cage ground terminal block - connection method: Spring-cage/plug-in connection - number of connections: 2 ...

  • 4 Weeks

  • 5
    $5.27
  • 25
    $5.01
  • 50 +
    $4.76
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Omron Automation FQ2S45010F08

Omron Automation

FQ2S45010F08

  • 14 Weeks

  • 1
    $8,107.42
  • 3
    $8,003.48
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    $7,983.47
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  • 3 Weeks

  • 1 +
    $107.95
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Phoenix Contact 2907673 - Thermomagnetic device circuit breaker - number of positions...

Phoenix Contact

Thermomagnetic device circuit breaker - number of positions: 2 - width: 35.3 mm - mounting type: DIN rail - Co ...

  • 15 Weeks

  • 1
    $45.41
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    $43.14
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Altech GFL2C16100SN - Circuit Breaker - Ground Fault Protection - GFL Series - 2 P...

Altech

Circuit Breaker - Ground Fault Protection - GFL Series - 2 Pole+N - C Trip - 100mA Ground Fault Sensitivity Level ...

  • 52 Weeks

  • 4
    $124.88
  • 8
    $121.14
  • 12
    $119.32
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Phoenix Contact PLC-RSC-230UC/21/EX - PLC-INTERFACE - consisting of DIN-rail-mountable basic termi...

Phoenix Contact

PLC-INTERFACE - consisting of DIN-rail-mountable basic terminal block in 6.2 mm with screw connection and plug-in ...

  • 2 Weeks

  • 1
    $26.48
  • 5 +
    $25.16
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