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SIEMENS collection
SIEMENS
Siemens is a global industrial automation powerhouse, recognized for its comprehensive portfolio in process control, discrete manufacturing, and building automation. Their product lines, including SIMATIC PLCs, SINAMICS drives, and HMI panels, are engineered for robust performance and seamless integration across diverse industrial environments. Engineers and technicians rely on Siemens for its proven reliability, extensive documentation, and long-term product availability, making it a staple in critical applications. Industrial Automation Co. stocks new and refurbished Siemens parts with quote-based pricing.
5M+
Our 5M+ catalog features active breakers, drives, PLCs, relays, and operator interfaces.
24 Months
We offer 24 months warranty on selected brands
24h
Typical quote turnaround for hard-to-source and legacy replacement requests
OEM+
New, refurbished, and surplus paths surfaced clearly for procurement teams
Hard-to-find parts, sourced fast
Real value
Access millions of industrial automation components across PLCs, drives, HMIs, and more. We help you locate discontinued, surplus, and in-demand parts without delays.
Built for urgent procurement
RFQ ready
Submit RFQs for multiple part numbers and get fast, accurate quotes. Ideal for maintenance teams, resellers, and engineers working against downtime.
Verified parts you can rely on
Trusted data
Every listing is backed by supplier validation, condition transparency, and real availability—so you can purchase with confidence.
Global sourcing, local reliability
Worldwide trust.
We work with trusted suppliers worldwide to deliver quality automation parts quickly—reducing lead times and keeping your operations running.
Siemens 3TH20403BB4
contactor relay, 40E, EN 50011, 4NO, flat connector terminal Snap-on mounting standard mounting rail 24 V DC DC opera...
Siemens 3TF82320AM0
COMPACT REVERSING STARTER,SZ.0 AC-3, 4KW, 400/380V AUXILIARY CONTACTS 1NO+1NC AC OPERATION AC 220V 50HZ/AC 264V 60HZ
Siemens 3TF55440XM0
Contactor AC 50 HZ, 220 V AC3 400 V 300 A 160 kW AUX. contacts: 4 NO + 4 NC size 10 screw connection
Siemens 3TF47220AN1
CONTACTOR, SIZE 3, 3-POLE AC-3, 30KW, 400/380V AUXILIARY CONTACT 22 (2NO+2NC) AC OPERATION AC 220V 60HZ/AC 183V 50HZ
Siemens 3TH20311BB4
contactor relay, 31E, EN 50011, 3 NO + 1 NC flat connector terminal DC operation 24 V DC
Siemens 3TF51440XM0
Contactor AC 50 HZ, 220 V AC3 400 V 140 A 75 kW AUX. contacts: 4 NO + 4 NC size 6 screw connection
Siemens 3TH20226BB4
Contactor relay, 22E, DIN EN 50011, 2 NO + 2 NC, Soldering pin connection screw mounting (diagonal) DC operation 24 V DC
Siemens 3TH20226AL2
Contactor relay, 22E, DIN EN 50011, 2 NO + 2 NC, Soldering pin connection screw mounting (diagonal) AC operation 230 ...
Siemens 3TH20227BF4
contactor relay, 22E, EN 50011, 2 NO + 2 NC flat connector terminal screw mounting (diagonal) DC operation 110 V DC
Siemens 3TF51020AF0
Contactor, 140 A AC-3, 110 V, 3TF5102-0AF0 Siemens
Siemens 3TF54220AP6
CONTACTOR, SIZE 10, 3-POLE AC-3, 132KW, 400/380V AUXILIARY CONTACTS 22 (2NO+2NC) AC OPERATION AC 240V 60HZ/AC 220V 50HZ
Siemens 3TF51220XP0
Contactor AC 50 HZ, 230/220 V AC3 400 V 140 A 75 kW AUX. contacts: 2 NO + 2 NC size 6 screw connection
