Motor Protector Siemens 3RV1121-1AA10 for Reliable Control
Fast Shipping
Carrier information
24/7 Support
7x24-hour service
20k products
Super many products
Payment Method
PayPal, Alipay
Siemens 3RV1121-1AA10
Compact Siemens motor protector providing reliable overload and short-circuit protection for industrial motor circuits
| Brand | Siemens |
| Model | 3RV1121-1AA10 |
| Voltage | 690 V AC |
| Country of Origin | Germany |
| Weight | 0.15 kg |
| Dimensions | 45 x 75 x 83 mm |
| Warranty | 6 months |
| Certifications | CE, UL, CSA, IEC |
| SKU / MPN | 3RV1121-1AA10 |
| What’s in the box | Motor protector unit, mounting instructions, terminal covers |
| Product Type | Motor protection circuit breaker |
| Frame Size | S00 |
| Current Setting Range | 2.4 – 4 A |
| Operating Voltage | 690 V AC |
| Mounting | DIN rail / screw mounting |
| Protection Function | Overload and short-circuit protection |
Key benefits: Compact S00 design, adjustable current range, high switching reliability, easy DIN rail mounting, long service life, certified for industrial use
Typical applications: Motor control centers, pumps, fans, compressors, conveyors, machine tools, packaging machines
Lifecycle: New, active SIRIUS 3RV1 series, long-term availability
1 review for Motor Protector Siemens 3RV1121-1AA10 for Reliable Control
Clear filtersOur 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 competitve 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.

Thomas K. –
Excellent built quality. Integrated easily into our existing control system.