Dewar Neutral Supply Tester NST M1121-V2-B (NSW, ACT) ShopifyFix20250520 Our disposable masks protect you

Our disposable masks protect you from different kinds of particles in your environment including the following:

face shields

Easy selection wheel to change voltage source detection value

reflective strips enhance visibility

Demand valve with audible warning device �

Dewar Neutral Supply Tester NST M1121-V2-B (NSW, ACT) ShopifyFix20250520 Our disposable masks protect youThe Dewar Neutral Supply Tester (NST) measures volts, impedance and polarity in relation to the electrical grid supplies connected Active, Neutral and Earth to determine a safe or unsafe condition for industrial, commercial and domestic applications. Suitable for use in New South Wales and Australian Capital Territory. Key Features: Size: 11cm width x 18. 5cm height x 4. 5cm depth Weight: 431. 5g Powered by the users connection to the NST, no need to