Description
Siemens 3RF2340-1AA14 Semiconductor Contactor Switch
Compact semiconductor switch for efficient and reliable switching of resistive and inductive loads.
| Brand | Siemens |
| Model | 3RF2340-1AA14 |
| Voltage | 24-230 V AC/DC |
| Country of Origin | Germany |
| Weight | 0.15 kg |
| Dimensions | 45 x 22.5 x 80 mm |
| Warranty | 2 years |
| Certifications | CE, UL, CSA |
| SKU / MPN | 3RF2340-1AA14 |
| What’s in the box | 1 x Semiconductor Contactor Switch, 1 x Instruction Manual |
| Rated current | 40 A |
| Switching frequency | Up to 50 Hz |
| Load type | AC-51, AC-53a |
| Control voltage | 24-230 V AC/DC |
| Mounting type | DIN rail |
| Degree of protection | IP20 |
Key benefits: High current rating, compact size, low power dissipation, robust design
Typical applications: Industrial heating, lighting control, motor control, process automation
Order number: Siemens 3RF2340-1AA14 Semiconductor Contactor Switch
Lifecycle: Active
Documentation: https://support.industry.siemens.com/cs/document/3RF2340-1AA14
Our Advantages
Exact match for many brands
We make replacements easy with an exact match for almost any brand.
We use OEM catalogs to match your part number
Don't worry about ordering the wrong part by matching your part number with our OEM catalogs.
Competitively priced
Shop with confidence knowing we are offering very competitive pricing!
Orders usually ship the same day
Rest assured your order will arrive as soon as possible knowing we usually ship the same day.
Individually inspected
Before any package is shipped we carefully inspect every product to ensure quality.
Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.
Run Business
Building a reputation for quality products at a reasonable price. Our inventory is far more extensive than what can be represented on our web site, so please call one of our knowledgeable salesmen with your specific needs.






Richard S. –
Fast delivery and well packed. The servo drive performs exactly as specified.