Based on this product's specifications, here are some alternatives and similar models
Terminal connector Prolech compact quick connector 0.75–1.5 mm² blue pack of 100 (43-402)
Summary description:
Prolech quick connector for solid and stranded conductors with cross-section range 0.75–1.5 mm², supplied in blue pack of 100. Designed for fast insulation-displacing connections without wire stripping, it offers reliable electrical contact for low-voltage circuits and common wiring tasks in control panels, lighting, household repairs and prototyping.