Free shipping Bi River BF 440A dual probe temperature controller solar dual temperature thermostat temperature switch two

Free shipping Bi River BF 440A dual probe temperature controller solar dual temperature thermostat temperature switch two
  • Продавецshop.widaryanto.info
  • Список ценUS $49.40piece
  • Продажная ценаUS $49.40piece
  • ДоставкаБесплатная доставка
  • Рейтинги4,5 (883)

Oписание продукта

BF-440A adopts two Bihe NTC-220 thermistors to measure temperature, control two relays (one way normally open, normally closed, two normally open) output temperature control, temperature control temperature range up to -20 ~ 120 ℃, and with back-temperature control and temperature deviation correction deviation correction function, widely used in hot water and other heating control occasions. Power supply AC90V ~ 250V;

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