What is a Surge Protective Device (SPD)?
A Surge Protective Device (SPD) is an essential electrical component designed to protect electrical equipment from damage caused by sudden voltage spikes, known as surges. These surges can result from
• Materials: Nylon + EPDM rubber
• Waterproof: IP68
• Temperature：-40°～105°,Short-term 120°
• fire prevention：UL94V-2,Customizable V0
• performance：ROHS20, EU CE, IP68
| Product model | Thread size | Cable range | Thread length | Wrench Size |
| PN. | Metric | φ mm | GL mm | nut/cap mm |
| MG16A-H8-02 | M16×1.5 | 1~2.1 | 15 | 22/22 |
| MG25A-H8-04 | M25×1.5 | 2~4 | 15 | 33/33 |
| MG40A-H8-06 | M40×1.5 | 3~6 | 20 | 50/50 |
| PG11A-H8-02 | PG11 | 1~2.1 | 10 | 22/22 |
| PG21A-H8-04 | PG21 | 2~4 | 12 | 36/33 |
| PG36A-H8-06 | PG36 | 3~6 | 15 | 57/50 |
| G3/8A-H8-02 | G3/8 | 1~2.1 | 15 | 22/22 |
| G3/4A-H8-04 | G3/4 | 2~4 | 15 | 33/33 |
| G1-1/4A-H8-06 | G1-1/4 | 3~6 | 16 | 51/50 |
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