single-pole single-throw switch physical electrical experimental apparatus accessories junior high school and senior high school teaching instrument_青华科教仪器有限公司

single-pole single-throw switch physical electrical experimental apparatus accessories junior high school and senior high school teaching instrument

single-pole single-throw switch physical electrical experimental apparatus accessories junior high school and senior high school teaching instrument

单刀单掷开关闸物理电学实验器材配件初中高中教学仪器

2 piece

Specifications

Specifications		Stock	Quantity
size(尺寸)	USD $0.0	999 piece available
7.5 * 3.5cm(7.5*3.5CM)	USD $0.0	999 piece available

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Packaging information

CTN Size: 32 × 36 × 45 cm

G.W./CTN:18 kg

QTY/CTN:56 piece/carton

注意；下单前需要确认交货时间!

单刀单掷开关闸，专为初中高中物理电学实验设计，安全耐用，操作简便。

核心卖点：高导电铜材，确保稳定电流；绝缘外壳，防触电风险。

解决学生实验易损坏、不安全痛点，通过国家3C认证，品质可靠。

激发科学兴趣，让学习更安心高效，是教学必备优选。

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Update time：20251023104222