Siemens Landis Gyr collection

Siemens Landis Gyr

Siemens Landis Gyr is a recognized name in building technology and energy management, with a legacy of precision instrumentation. Their automation components, often found in HVAC, energy metering, and building control systems, include programmable controllers, energy meters, and specialized sensors. Engineers value Siemens Landis Gyr for consistent performance, detailed technical specifications, and long-term product availability, ensuring reliable operation in critical infrastructure. Industrial Automation Co. stocks new and refurbished Siemens Landis Gyr parts with quote-based pricing.

Talk to a specialist
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.

Request Quote
Siemens Landis Gyr 540-511A

SKU · 540-511A

Siemens Landis Gyr 540-511A

SIEMENS LANDIS GYR 540-511A 540511A HVAC CONTROL SYSTEM 24VAC CLASS2 REBUILT SURPLUS

View
Request Quote
Siemens Landis Gyr 125-1890

SKU · 125-1890

Siemens Landis Gyr 125-1890

SIEMENS LANDIS GYR 125-1890 1251890 DISCONTINUED PRODUCT SIEMENS/LANDIS GYR UNITARY CONTROLLER BOARD

View
Load more products