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2590296 Cembre HNN3 RATCHET TOOL
Cembre 2590296 HNN3 Crimpstar mechanical ratchet crimping tool for pre-insulated electrical connectors from 1.5 mm² to 10 mm².
£85.05
Why Choose the Cembre 2590296 HNN3 Ratchet Crimping Tool?
The Cembre 2590296 HNN3 is a professional mechanical ratchet crimping tool designed for the reliable installation of pre-insulated electrical connectors. As part of the renowned Cembre Crimpstar® series, it delivers accurate, repeatable crimps for industrial electrical installations, panel building and maintenance applications.
The HNN3 features a precision factory-set ratchet mechanism that ensures every crimping cycle is fully completed before the handles release. Its ergonomic moulded grips and toggle-action leverage reduce operator effort while maintaining consistently high-quality electrical terminations, making it an ideal choice for professional electricians and OEM manufacturers.
Suitable for 1.5 mm² to 10 mm² pre-insulated connectors, the Cembre HNN3 offers dependable performance for electrical control panels, industrial automation equipment, switchgear and cable assembly work requiring secure, long-lasting electrical connections.
Key Advantages
- Professional mechanical ratchet crimping tool.
- Designed for 1.5–10 mm² pre-insulated electrical connectors.
- Factory-set ratchet ensures complete crimping cycles.
- Emergency jaw release for enhanced operator safety.
- Toggle-action leverage reduces hand effort.
- Ergonomic moulded grips improve user comfort.
- Produces precise and repeatable professional crimps.
Key Features
- Cembre Crimpstar® HNN3.
- Part Number: 2590296.
- Mechanical manual operation.
- Ratchet-controlled crimp cycle.
- Automatic handle opening after crimp completion.
- High-precision treated steel crimp jaws.
- Emergency release mechanism.
- Compact lightweight professional design.
Reliable Professional Cable Termination
Professional ratchet crimping tools provide consistent compression of electrical connectors, creating secure mechanical retention and low-resistance electrical connections. The controlled ratchet mechanism ensures every crimp is completed correctly, improving installation quality and long-term reliability.
The Cembre Crimpstar® HNN3 is trusted by electricians, panel builders and industrial maintenance engineers for dependable cable termination throughout industrial automation, machine building and electrical installation projects.
Typical Applications
- Industrial control panels.
- Electrical switchgear.
- Machine building.
- Industrial automation systems.
- Cable assembly.
- Maintenance and repair.
- OEM manufacturing.
- Electrical installation projects.
Technical Specifications
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| Device Type | Crimping tool | |
|---|---|---|
| Operation | Manual / mechanical | |
| Conductor Size | 1.5–10 mm² | |
| Series | Crimpstar® | |
| Part Number | 2590296 | |
| Product type | Mechanical ratchet crimping tool | |
| Application | Pre-insulated electrical connectors | |
| Conductor range | 1.5–10 mm² | |
| Operation | Manual ratchet | |
| Ratchet control | Factory preset | |
| Emergency release | Yes | |
| Overall length | Approx. 235 mm | |
| Handle | Ergonomic moulded grips | |
| Construction | High-strength treated steel jaws | |
| HS Code | 82032000 | |
| Country of Manufacture | Italy |
Frequently Asked Questions
What is the Cembre HNN3 used for?
The HNN3 is designed for crimping 1.5–10 mm² pre-insulated electrical connectors with consistent professional results.
What conductor sizes does it support?
It is suitable for 1.5 mm² to 10 mm² pre-insulated connectors.
Does the tool have a ratchet mechanism?
Yes. The factory-set ratchet ensures every crimp is completed before the handles automatically release.
Is there an emergency release?
Yes. The HNN3 includes an emergency release lever allowing the jaws to be opened if necessary during operation.
Who typically uses this crimping tool?
The tool is widely used by electricians, panel builders, industrial maintenance engineers and OEM manufacturers.
Trusted by Electrical Professionals Worldwide
Cembre Crimpstar® crimping tools are trusted worldwide for producing accurate, repeatable and dependable cable terminations across industrial electrical installations and automation systems.
