Jaycar Key Lock Battery Switch – 250A, Dual Battery, 4-Position

You've been there – someone fiddles with the battery switch in the workshop and now the whole system's dead. This one locks. Four positions: Batt 1, Batt 2, Both, Off. Two keys come in the box. You keep one, hand the other to whoever needs access. 250A continuous, 345A intermittent. 130mm diameter, 60mm high. Same heavy-duty build as the TEA720/5 family but with a key lock that actually stops accidental changes. Add to cart

• 250A continuous / 345A intermittent rating
• Four positions: Batt 1, Batt 2, Both, Off – each lockable
• Two keys supplied in the box
• 130mm diameter × 60mm high
• Key-lock mechanism prevents accidental position changes