
466-1A Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $49.00 | Condition is Used, SIEMENS 3TX7 466-1A I MECHANISCHE VERRIEGELUNG I MECHANICAL INTERLOCK (st1231), shipping cost = $10.95 | 100.0% |
![]() | $55.00 | Condition is Used, USED SIEMENS REVERSING MECHANICAL INTERLOCK 3TX7 466-1A, shipping cost = $15.10 | 100.0% |
![]() | $54.00 | Top Pick! Condition is Used, 2 SIEMENS Contactor 3TF4422-0A 55A 220V 23kW 31HP+1 Siemens 3TX7 466-1A Mechanic, shipping cost = $50.00 | 99.7% |
![]() | $424.99 | Top Pick! Condition is Used, Siemens Combination Bucket Reversing Motor Starter MCC Fused 10Hp 600VAC 3Ph, shipping cost = $87.90 | 99.9% |
![]() | $599.99 | Condition is Used, Siemens CRL0F4822 Reversing Contactor 3TF4822-0AK6 + 3TF3TX7 466-1A, 120V Coil, FREE SHIPPING | 99.9% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $45.51 | Condition is Gebraucht, SIEMENS 3TX7 466-1A I MECHANICAL LOCKING I MECHANICAL INTERLOCK, shipping cost = $52.51 | 100.0% |

The Siemens 466-1A Reversing Mechanical Interlock 3TX7 is an essential component in various industrial applications, particularly in machinery that requires directional control and safe position reversal. This interlock is designed and manufactured by Siemens, a world-renowned leader in electrical engineering and electronics.
This 3TX7 model of the Siemens 466-1A Reversing Mechanical Interlock is specifically engineered for heavy-duty applications. It features a robust, mechanical construction that ensures reliable operation under demanding conditions. The interlock mechanism is designed to prevent the reversal of motion until the machinery has reached a safe position. This crucial safety feature helps to minimize the risk of accidents and injuries in the workplace.
The Siemens 466-1A Reversing Mechanical Interlock 3TX7 is a versatile component that can be used in a wide range of industries, including manufacturing, mining, construction, and transportation. It is suitable for applications where the direction of rotation needs to be changed frequently or where safety is a primary concern.
The interlock is constructed using high-quality materials, including brass and steel, which provide excellent resistance to wear and corrosion. It is also designed to be easy to install and maintain, with clear markings and straightforward operational instructions. The interlock comes with mounting hardware and detailed installation instructions to facilitate a quick and hassle-free installation process.
The Siemens 466-1A Reversing Mechanical Interlock 3TX7 is a compact and space-saving design, making it an excellent choice for applications where space is limited. It is also highly configurable, allowing users to customize the interlock to suit their specific application requirements.
In summary, the Siemens 466-1A Reversing Mechanical Interlock 3TX7 is a high-performance, reliable, and versatile component that is essential for machinery requiring safe and efficient directional control. Its robust mechanical construction, ease of installation, and customizable design make it an ideal choice for a wide range of industrial applications.
The Siemens 466-1A Reversing Mechanical Interlock 3TX7 is a component used in various machinery applications for ensuring safe reversal of motors. Here are some pros and cons that can help in deciding whether to purchase this interlock:
Pros:1. Safety: The primary function of this interlock is to ensure the safe reversal of motors, preventing any potential hazards caused by running a motor in the wrong direction.
2. Reliability: Siemens is a reputable manufacturer known for producing high-quality industrial components. This interlock is designed to provide long-lasting performance and reliability.
3. Easy installation: The reversing mechanical interlock 3TX7 is designed to be easily installed and integrated with other machinery components.
4. Robust design: The interlock is built to withstand the rigors of industrial environments, making it suitable for use in heavy-duty applications.
Cons:1. Cost: Compared to other interlocks or solutions, the Siemens 466-1A Reversing Mechanical Interlock 3TX7 may be more expensive.
2. Maintenance: Like any mechanical component, this interlock requires regular maintenance to ensure optimal performance and longevity.
3. Limited flexibility: This interlock is designed for specific applications and may not be suitable for more complex or customized machinery requirements.
In conclusion, the Siemens 466-1A Reversing Mechanical Interlock 3TX7 can be a valuable investment for those looking for a reliable and safe solution to ensure the safe reversal of motors in their machinery applications. Its robust design and easy installation make it an attractive option, despite the potential higher cost and maintenance requirements.
Recommendation: If safety is a primary concern in your machinery application, and you require a reliable and proven solution for reversing motors, then the Siemens 466-1A Reversing Mechanical Interlock 3TX7 is a recommended option. However, it is essential to consider the potential higher cost and maintenance requirements before making a purchase.
Details:
This listing is for a used Siemens reversing mechanical interlock, part number 3TX7 466-1A. Everything is sold as/is. Please review all photos for exact item condition. Electrical control systems.
Features: genuine Siemens industrial part durable and reliable for applications part number: 3TX7 466-1A for reversing contractor interlocking. Condition: used, removed from a working system. Reversing motor starter assemblies. Keywords:Siemens 3TX7 466-1A, mechanical interlock, reversing contractor, industrial electrical parts, Siemens contractor accessories, used automation, control panel parts.
This unit is designed for use with Siemens contractors and provides reliable mechanical interlocking to prevent simultaneous closure, ensuring safe efficient operation in your control panel setups. Applications: industrial automation panels. Replacement for damaged or worn interlocks in existing systems. Shows minor cosmetic wear from previous use such as scuffs, scratches, or residue.
specifications indumotorol:
- brand: Siemens
- mpn: 466-1a
offer indumotorol:
- options: ship-to-home
- prices: $45.51–$599.99
- item condition:
- Used
- Gebraucht
- started: july 19, 2025
- in stock #: 5
- best offers: true
- availability: in stock
- sold #: 15
general indumotorol:
- category: Business & Industrial > Starters > Drives > Motor Controls
shipping indumotorol:
- transit: 4-10 days
- type: calculated
- class: standard
- carrier: usps
- service: usps ground advantage
returns indumotorol:
- policy: no returns
payments indumotorol:
- wallet: apple-pay
- credit card: mastercard
- other
seller indumotorol:
- # reviews: 59
- rating: 100.0%
- city: edinburg, virginia
Similar Items:
- 6SL3120-2TE15-0AA4: MOTOR MODULE, Siemens
- G32931A0263U50101F6: BOARD, Siemens
- -E800000530: BOARD MODULE SYSTEM, Siemens
- SP60102137: SYSTEM PUMP, Siemens
- 6SU1061-2AA00: MODULE, Siemens
- 6SN1118-1NK01-0AA0: DRIVE, Siemens
- 6AU1240-1AA00-0AA0: CONTROLLER, Siemens
- 3VL9300-3HE00: ROTARY SWITCH, Siemens
- 3RK1903-1BB00: MOTOR STARTER MODULE, Siemens
- A5E00438013: CONTROL, Siemens
- 6SN1147-1BB00-0CA0: , Siemens





