Stratum 303 Engraved Skull 2 by OLC

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Stratum 303 Engraved Skull 2 by OLC

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Stratum 303 Engraved Skull 2 by OLC

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499,00 €


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Stratum 303 Engraved Skull 2 by OLC

Engraved Skull 2 version
1 on 1

The Stratum 303 is the first box MOSFET BF by OLC
As usual with the Russian OLC modder, the Stratum 303 combines reduced size, refined aesthetics, quality of machining and design to obtain a box of very high quality and out of the ordinary.

In the continuity of the Stratum series, this box is simply the best BF Mosfet of our catalog.


1. Size: 75 * 46 * 24 mm
2. Weight: 127 g.
3. Battery 18650
4. Recessed 510 Connector from OLC max. 22mm Attys
5. Silicone Bottle 8.5 ml
6. Mosfet from OLC


1. Aluminum (D16T aviation industry)
2. Stainless steel AISI 316
3. Brass
4. Delrin (POM-C)
5. Silicone

The Mosfet by OLC:

1. 3 clicks ON / Off. (LED blinks 5 times)
2. The Fire button is pressed:
• the LED is on when it is on.
• Off is not lit.
3. Protection against reverse polarity (LED does not light up)
4. Short circuit protection (LED blinks rapidly)
5. Protection against battery recharge 2.65 volts (LED blinks)
6. Protection from sticking the button.
7. Timeout 12 seconds.
8. The minimum resistance depends on the battery. (tested with Sony VTC 5A battery and 0.07 ohm spiral resistance).
9. Protection against ingress and exposure to juice when used.