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FM 550-K21 Pizzato Position switch with adjustable round rod lever
Pizzato FM550-K21 position switch with adjustable round rod lever, metal housing, IP67 protection and integrated cable gland for industrial automation applications.
£14.42
Why Choose the Pizzato FM550-K21 Position Switch?
The Pizzato FM550-K21 is a robust industrial position switch (limit switch) designed for accurate detection of machine movement in demanding automation environments. As part of the proven Pizzato FM series, it delivers reliable switching performance for machine safety, position monitoring and control applications.
Featuring a durable metal housing and an adjustable stainless steel round rod lever, the FM550-K21 provides flexible installation and precise actuation. The integrated cable gland (K21 variant) ensures secure cable entry for improved environmental protection and simplified wiring during installation.
With a snap-action contact system (1NO + 1NC) and a high IP67 protection rating, this switch is ideal for harsh industrial conditions where reliability, dust protection and water resistance are essential.
Key Advantages
- Reliable position detection for industrial automation systems.
- IP67 protection rating for harsh environments.
- Integrated cable gland (K21 version) for secure wiring.
- Durable metal housing construction.
- Adjustable round rod lever for flexible actuation.
- 1NO + 1NC snap-action contacts for dependable switching.
Key Features
- Pizzato FM series position switch.
- Adjustable stainless steel rod lever (approx. 3 × 125 mm).
- 1 normally open + 1 normally closed contact.
- Snap-action switching mechanism.
- Metal housing with PG13.5 threaded entry.
- K21 variant with fitted cable gland (6–12 mm cable range).
- IP67 environmental protection.
- Designed for industrial machinery and automation systems.
Reliable Position Monitoring in Industrial Machinery
Position switches like the Pizzato FM550-K21 are essential in industrial automation, providing accurate feedback on the position and movement of machine components. This ensures safe machine operation, prevents overtravel and improves process reliability.
The FM series is widely used by machine builders due to its robust construction and consistent switching performance. The adjustable lever enables precise mechanical engagement, ensuring repeatable and accurate switching in demanding environments.
Typical Applications
- Industrial machinery and automation systems.
- Conveyor and material handling equipment.
- Packaging and production lines.
- Machine safety and end-of-travel detection.
- Heavy-duty industrial environments.
- OEM equipment and control panels.
Technical Specifications
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| Device Type | Limit switch | |
|---|---|---|
| Switching Action | Snap action | |
| IP Rating | IP67 | |
| Contacts | 1NO + 1NC | |
| Actuator Type | Rod lever | |
| Housing Material | Metal | |
| Connection | PG13.5 cable entry | |
| Series | FM Series | |
| Product type | Position / limit switch | |
| Contact configuration | 1NO + 1NC | |
| Contact type | Snap action | |
| Actuator type | Adjustable round rod lever | |
| Actuator material | Stainless steel | |
| Housing material | Metal | |
| Protection rating | IP67 | |
| Conduit entry | PG13.5 with cable gland (6–12 mm) | |
| Rated current | up to 10 A | |
| Rated voltage | up to 500 V AC / 250 V DC | |
| Operating temperature | approx. -25 to +80 °C | |
| Mounting type | Surface / machine mounting | |
| HS Code | 85369095 |
Frequently Asked Questions
What is the Pizzato FM550-K21 used for?
The FM550-K21 is a position switch used to detect movement or position of mechanical components in industrial automation systems.
What does the K21 version indicate?
The K21 variant includes a pre-fitted cable gland, allowing secure cable entry and simplifying installation.
What type of contacts does this switch have?
It features 1 normally open (NO) and 1 normally closed (NC) snap-action contacts for reliable switching.
Is the FM550-K21 suitable for harsh environments?
Yes, with its IP67 protection rating and metal housing, it is suitable for dusty and wet industrial conditions.
Where is this switch typically installed?
It is installed on machinery, conveyors and equipment where position or limit detection is required.
Trusted by Industrial Engineers Worldwide
Pizzato FM series position switches are widely trusted by machine builders and automation engineers for their durability, precision and dependable performance in demanding industrial applications.
