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 BLACKMAX

The Stedcom Black Max is a dust-proof, hose-proof, heavy-duty, wall-mounted telephone specifically designed to resist the harsh conditions encountered in mining and industry.

Click here to downloa       BROCHURE – BLACKMAX 08-2016

The casting is injection molded in ABS . The keypad is sealed with a transparent silicon rubber overlay; the handset is of harden injection mold and the cord of tough industrial P.V.C., attached with a dustproof Plastic gland, (also available with a Stainless Steel Cord) Housing attached with a dustproof metal gland). Both transmitter and receiver capsules are of the dynamic type.

SPECIFICATIONS

Ring: Voltage 25 – 110 V.A.C.
Ringing via mouthpiece

Dialling: Tone / Pulse switchable. Ratio 2:1 I.D.P. 100 ms.

Speech loop: 25 – 60 V.D.C. Up to 2000-ohm loop.