IP66坚固的压铸铝合金（坚韧但易于加工）电子仪器外壳 2 件式凹槽结构，带 1 件式氯丁橡胶衬垫，可防尘、防水 特别适用于反复性开关 4 个凹入式不锈钢机械螺钉将盖固定到工厂加工的螺纹孔中 采用直通盒 - 盲孔结构，易于在墙壁上安装，提供衬垫外保护 盖螺钉为自锁型（首次安装盖螺钉时即为盖孔攻入螺纹） 设计符合 IP66 Comparison table --- **Stock no.** | **Lid Height mm** | **Mounting shelf** | **Lid earth** **point** 343-9401 | 12 | Yes | No 343-9417 | 12 | No | No 343-9423 | 15 | Yes | No 343-9439 | 12 | No | No 343-9445 | 20 | No | Yes 343-9451 | 20 | Yes | No 343-9467 | 20 | Yes | Yes 343-9489 | 20 | Yes | Yes 381-5041 | 10 | No | No 381-5063 | 20 | Yes | Yes 381-5079 | 20 | Yes | Yes 493-6240 | 20 | Yes | Yes ### 注总体高度包括盖。### 天然抛光压铸铝盒
**Key Features:**
**Key Features:**
Very economical - thick wall - diecast aluminum - watertight electronic instrument enclosure
Rugged, diecast aluminum alloy tough - yet easy to machine
Two piece “tongue & groove" construction for protection against access of dust and water.
Ideal for repetitive opening and closing
Easy to wall mount using "through box - blind hole" construction
Unpainted version is vibra finished for a smooth surface with no sharp edges.
Painted version is painted with tough polyester powder paint for a lasting finish.
Designed to meet IP66 NEMA 1, 4, 4X, 12 & 13 ratings
No internal ribs for easy installation of connectors without interference or additional milling.