Terminal Strips
Korner OK43x Series European‑Style Terminal Strips
Curtis Industries now offers the Korner OK43x series of European-style terminal strips, a premium European line designed for lighting, appliance, and industrial power connections. These terminal strips are functionally interchangeable with many traditional Euro‑style barrier blocks and complement Curtis’ existing terminal block portfolio.
The OK43x family includes multiple pitches, current ratings, and insulation options—including versions with wire protectors—making them ideal for customers seeking reliable alternatives to legacy or discontinued terminal strips.
Product Family Overview
Available Series
| Korner Series | Typical Pitch | Key Characteristics | Comparable WECO Series |
| OK431 | 8 mm | Compact design, lower current | WECO 301 / 302 class |
| OK432 | 10 mm | Mid‑range pitch and current | WECO 302 / 304 class |
| OK433 | 10 mm | Higher current capability | WECO 304 / 305 class |
| OK434 | 12 mm | Raised base options available | WECO 324‑FU |
| OK435 | 14.5 mm | High‑current, heavy‑duty design | WECO 327 / 327‑HDS |
Exact electrical ratings vary by series and configuration.
Key Features & Benefits
- European-style screw terminals for secure, vibration‑resistant connections
- Multiple pitch options to support compact or high‑current designs
- Versions with wire protectors (LP / HLP) for fine‑stranded conductors
- Polyamide insulation with high CTI ratings
- Modular pole counts (typically 1–12 poles)
- European design with global approvals
Typical Applications
- Lighting fixtures and controls
- Household and commercial appliances
- Industrial control panels
- Power distribution blocks
- OEM equipment requiring Euro‑style terminal strips
Certifications & Compliance
- UL / CSA (model dependent)
- IEC / EN compliant
- RoHS compliant
Specific approvals available by part number.
Why Buy Korner Terminal strips from Curtis Industries?
- North American support and application guidance
- Cross‑reference assistance vs. WECO and other Euro‑style blocks
- Stable supply for long‑term OEM programs
- Single source alongside Curtis barrier and terminal block products
Call to Action
Need help selecting the right terminal block?
Contact Curtis Industries for:
- Cross‑references
- Samples
- Volume pricing
- Technical support
Contact Curtis Industries for high-quality, standard and customer terminal block solutions.

