Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
LDC5A21 IMO Limit Switch, Standard Coiled Spring + Cats Whiskers
IMO LDC5A21 heavy-duty IP67 metal-body limit switch with a flexible cats whisker actuator, 1NO + 1NC snap-action contacts and a single PG13.5 conduit entry for industrial position detection.
£24.64
Why Choose the IMO LDC5A21 Heavy-Duty Limit Switch?
The IMO LDC5A21 is a robust heavy-duty industrial limit switch designed for reliable position detection and mechanical switching in machinery, automation and industrial control systems. As part of the IMO LD Series, it combines a durable metal body with a flexible cats whisker actuator for dependable operation where multidirectional mechanical actuation is required.
The LDC5A21 uses a C5 snap-action contact block with 1NO + 1NC contacts, providing normally open and normally closed switching functions for control, monitoring and signalling circuits. The LD Series incorporates bifurcated contacts and a removable contact block, helping provide dependable electrical switching while simplifying installation, wiring and maintenance.
With its cats whisker actuator, IP67 protection rating and single PG13.5 conduit entry, the LDC5A21 is well suited to demanding machine environments. Its flexible actuator allows operation from different approach directions, making it particularly useful where the exact point or direction of contact from a moving machine component can vary.
Key Advantages
- Heavy-duty industrial limit switch with durable metal housing.
- Cats whisker actuator provides flexible multidirectional mechanical detection.
- 1NO + 1NC snap-action contacts for versatile control and signalling applications.
- IP67 protection rating for demanding industrial environments.
- Bifurcated contacts support dependable electrical switching.
- Removable contact block simplifies installation, wiring and maintenance.
Key Features
- IMO LD Series heavy-duty limit switch.
- Cats whisker flexible actuator.
- C5 1NO + 1NC snap-action contact configuration.
- Heavy-duty metal body construction for industrial machinery.
- Single PG13.5 threaded conduit entry.
- IP67 rated enclosure.
- Bifurcated contacts for reliable electrical switching.
- Removable contact block for easier wiring and servicing.
- Maximum operating speed of 1 m/s.
- Designed for reliable position sensing in industrial automation systems.
Reliable Position Detection for Industrial Machinery
Limit switches such as the IMO LDC5A21 provide an electrical signal when physical movement of a machine component operates the actuator. This allows industrial control systems to detect positions, monitor moving equipment, initiate machine sequences and provide interlocking or signalling functions.
The LDC5A21's flexible cats whisker actuator is particularly useful where mechanical contact can approach from varying directions or where a rigid plunger or lever actuator would be unsuitable. Combined with its rugged metal enclosure, IP67 protection and snap-action contacts, the switch provides a practical solution for repetitive position sensing in industrial machinery and automation equipment.
Typical Applications
- Industrial machinery position and end-of-travel detection.
- Conveyor and material handling systems.
- Packaging and production machinery.
- Machine tools and automated equipment.
- Mechanical position monitoring and sequencing.
- Industrial control and interlocking systems.
Technical Specifications
Tick the specs you need, then view products that match.
| Device Type | Limit switch | |
|---|---|---|
| Contacts | 1NO + 1NC | |
| IP Rating | IP67 | |
| Actuator Type | Spring rod / wobble stick | |
| Housing Material | Metal | |
| Connection | PG13.5 cable entry | |
| Manufacturer | IMO Precision Controls | |
| Series | LD Series | |
| Model | LDC5A21 | |
| Product type | Heavy-duty industrial limit switch | |
| Body material | Metal | |
| Actuator type | Cats whisker | |
| Contact block | C5 | |
| Contact configuration | 1NO + 1NC | |
| Contact action | Snap action | |
| Contact construction | Bifurcated contacts | |
| Protection rating | IP67 | |
| Conduit entries | 1 | |
| Conduit entry | PG13.5 threaded entry | |
| Maximum operating speed | 1 m/s | |
| Minimum operating force / torque | 0.08 Nm | |
| Ambient operating temperature | -25 °C to +80 °C | |
| Maximum AC contact rating | 3 A at 400 V AC | |
| HS Code | 8536500700 | |
| Country of Manufacture | Italy |
Frequently Asked Questions
What is the IMO LDC5A21 used for?
The IMO LDC5A21 is used for mechanical position and movement detection in industrial machinery, conveyors, automated equipment and control systems.
What type of actuator does the LDC5A21 use?
The LDC5A21 uses a cats whisker actuator, providing flexible mechanical actuation where contact can occur from varying directions.
What contacts does the IMO LDC5A21 have?
The switch uses a C5 snap-action contact block with 1NO + 1NC contacts, providing one normally open and one normally closed switching contact.
What is the protection rating of the LDC5A21?
The IMO LDC5A21 has an IP67 protection rating, making it suitable for demanding industrial environments when correctly installed.
What cable entry does the LDC5A21 use?
The switch has a single PG13.5 threaded conduit entry for electrical connection.
Trusted Industrial Switching from IMO
IMO LD Series heavy-duty limit switches provide dependable mechanical position detection for industrial machinery and automation systems, combining rugged metal construction with versatile actuator and contact configurations.
