Siemens 3TY7403-0AN2 Magnet Coil 220V AC Replacement for Contactor Original Brand New
Siemens 3TY7403-0AN2 Magnet coil for contactors 3TF30-33, 3TF40-43, 3TH3, 3TH4 3TB40…44, 3TC44, 3TH8 220 V AC 50/60 Hz Replacement for 3TY4803-0AN1
- ConditionOriginal Brand New
- Warranty12 months
Backorder available · Factory lead time 2–3 weeks.
- Genuine Products
- Up to 1-Year Warranty
- Global Shipping
- Secure Payment
- PI / Bank Transfer Available
- Bulk Quote Support
Description
Overview
The Siemens 3TY7403-0AN2 is a high-quality replacement magnet coil designed for a wide range of Siemens contactors and relays. This essential component ensures the reliable operation of your electrical control systems by providing the necessary magnetic force to actuate the contactor. With a rated voltage of 220 V AC and compatibility with both 50 Hz and 60 Hz frequencies, this magnet coil is a versatile and dependable choice for industrial and commercial applications. It serves as a direct replacement for the older 3TY4803-0AN1 model, offering seamless integration and consistent performance.
Key Features & Benefit
- Broad Compatibility: Specifically designed to work with Siemens contactors and relays including the 3TF30-33, 3TF40-43, 3TH3, 3TH4, 3TB40-44, 3TC44, and 3TH8 series. This wide range of compatibility makes it a flexible solution for various systems.
- Reliable Performance: Engineered to Siemens' high standards, this magnet coil provides consistent and stable operation, minimizing downtime and maintenance needs.
- Voltage Versatility: Operates on a standard 220 V AC supply and is compatible with both 50 Hz and 60 Hz frequencies, making it suitable for global applications.
- Direct Replacement: Serves as a direct and easy-to-install replacement for the obsolete 3TY4803-0AN1, simplifying the upgrade or repair process.
- Genuine Siemens Part: As an original Siemens component, you can trust in its quality, durability, and long service life.
Function
The primary function of the Siemens 3TY7403-0AN2 magnet coil is to create a magnetic field when voltage is applied. This magnetic field pulls the armature, which in turn closes or opens the main contacts of the associated contactor or relay. This process is fundamental to the automated switching of electrical loads in control circuits. A properly functioning magnet coil is crucial for the safe and efficient operation of motors, lighting systems, heating elements, and other industrial equipment.
Application Area
- Industrial automation and control panels
- Motor control centers (MCCs)
- HVAC systems
- Pump control
- Lighting control
- General electrical switching applications
Technical Specification
- Product Number: 3TY7403-0AN2
- Manufacturer: Siemens
- Product Type: Magnet Coil
- Rated Voltage: 220 V AC
- Frequency: 50/60 Hz
- Replacement for: 3TY4803-0AN1
- Compatible Contactors/Relays: 3TF30-33, 3TF40-43, 3TH3, 3TH4, 3TB40-44, 3TC44, 3TH8
Explore our full range of Siemens products and other industrial solutions at turll.
Specifications
| SKU / Model | 3TY7403-0AN2 |
|---|---|
| Weight | 0.074 kg |
| Dimensions | 43 × 51 × 38 mm |
Need bulk pricing or a hard-to-find part?
Request a quote for project quantities, discontinued or obsolete models, and pro-forma invoice / bank transfer orders. Our sourcing team responds fast.



