Warning: call_user_func_array() expects parameter 1 to be a valid callback, class '' not found in /home/alektechco/domains/alektech.com/public_html/wp-includes/class-wp-hook.php on line 308
SPD Class II – Honeywell Security and Fire ภาคใต้ | บริษัท อเลค-เทค เอ็นจิเนียริ่ง
Type 2, class II surge protective device is designed for low-voltage power supply system

protectionagainst surges at the boundaries from lightning protection zone 1-2 and higher
✔  Pluggable design, class II 40kA 4P ans 2P SPD
✔  KEMA certified per IEC61643-11:2011and EN61643-11:201
✔  High reliability with special arc-extinguish device
✔  Window fault indication
✔  Remote alarm contact optional

SP275-2P-S & SP275-4P-S
Alek-Tech Messenger