Helmholz collection

Helmholz

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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.

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Helmholz 700-651-CAN01

SKU · 700-651-CAN01

Helmholz 700-651-CAN01

HELMHOLZ 700-651-CAN01 700651CAN01 DP/CAN COUPLER LAYER 2 (INCL. MANUAL CD WITH SOFTWARE)

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Helmholz 700-972-4AA02

SKU · 700-972-4AA02

Helmholz 700-972-4AA02

HELMHOLZ 700-972-4AA02 7009724AA02 FLEXTRA ® MULTIREPEATER 4-WAY PROFIBUS REPEATER (INCL. INSTRUCTION)

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Helmholz 800-870-WEB25

SKU · 800-870-WEB25

Helmholz 800-870-WEB25

HELMHOLZ 800-870-WEB25 800870WEB25 MYREX24.NET WEB25LICENSE FOR 25 ADDITIONAL WEB2GO CONNECTIONS; EXPIRES 1 YEAR AFTE...

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Helmholz 700-753-8MD21

SKU · 700-753-8MD21

Helmholz 700-753-8MD21

HELMHOLZ 700-753-8MD21 7007538MD21 TS 300 TELESERVICE MODULE FOR THE S7 RACK WITH ANALOG MODEM INCL. 3 M USB CABLE 2 ...

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Helmholz 700-751-8IS21

SKU · 700-751-8IS21

Helmholz 700-751-8IS21

HELMHOLZ 700-751-8IS21 7007518IS21 SSW7-TS MPI ADAPTER WITH MODEM ISDN (INCL. DIN RAIL ADAPTER 1 X TELEPHONE CABLE RJ...

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Helmholz 700-377-0AB41

SKU · 700-377-0AB41

Helmholz 700-377-0AB41

HELMHOLZ 700-377-0AB41 7003770AB41 RAM SUBMODULE 128KBYTES

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Helmholz 800-870-WEB50

SKU · 800-870-WEB50

Helmholz 800-870-WEB50

HELMHOLZ 800-870-WEB50 800870WEB50 MYREX24.NET WEB50LICENSE FOR 50 ADDITIONAL WEB2GO CONNECTIONS; EXPIRES 1 YEAR AFTE...

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Helmholz 700-952-1KL00

SKU · 700-952-1KL00

Helmholz 700-952-1KL00

HELMHOLZ 700-952-1KL00 7009521KL00 FLASH EPROM CARDS LONG FOR 400 SERIES FROM SIEMENS 2 MBYTE

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Helmholz 700-751-8MD21

SKU · 700-751-8MD21

Helmholz 700-751-8MD21

HELMHOLZ 700-751-8MD21 7007518MD21 SSW7-TS MPI ADAPTER WITH MODEM ANALOG (INCL. DIN RAIL ADAPTER 2 X TELEPHONE CABLE ...

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Helmholz 700-523-3UA13

SKU · 700-523-3UA13

Helmholz 700-523-3UA13

HELMHOLZ 700-523-3UA13 7005233UA13 SERIAL INTERFACE MODULE TRIPLE ASCII PROTOCOL VERSION SAS 523-3

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Helmholz 700-375-1LA21

SKU · 700-375-1LA21

Helmholz 700-375-1LA21

HELMHOLZ 700-375-1LA21 7003751LA21 MEMORY SUBMODULE EPROM 16KBYTE

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