| Product model | Host drawing number | Size | Technical parameters |
| Four-circuit protection valve | KL3515LC-010 | Connection thread: 2-M8-6H center distance 58mm Air inlet: M22×1.5-6H Air outlet: 4-M22×1.5-6H | Opening pressure: 0.69+0/-0.3MPa Dynamic protection pressure: ≥0.64MPa Static protection pressure: ≥0.55MPa Maximum working pressure: 1.2MPa Working temperature: -40C°~+80C° |