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£95.95 (inc VAT)
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Part Number 400M
Grothe Mistral 400M, 500m Plug-in Wireless Chime Kit
The most robust and sophisticated plug-in doorbell on the market, with 500m range and offering 83dB volume, LED strobe light and 17 melodies. The chimes operate in the 868MHz range to avoid problems with interference. The bell push button is dual purpose, in that it can also be used as a wired to wirefree extender to extend existing wired systems or just to link to a wired bell push button.
500m range, Metal frames, ( thick walls and UPVC frames will reduce the operating distance).
Push button has low battery indicator + confidence light
Adjustable Volume Controls, Sleep mode & mute
Bell push Fixings Brackets / Screws.
Can operate in a front door / back door mode with a 2nd push (purchased as an extra item).
LED alert - useful for noisy environments and the hard of hearing.
To Listen to Sound Samples, Click Below :
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for Business solution.
Click Here : [ 400M Instructions ]
[ Click to Enlarge ]
Additional Plug-in Chime Unit :
Click Here [ 400E ]
Additional Battery Chime Unit :
Click Here [ 600E ]
Additional 250m bell push button :
Click Here [ 600P ]
Additional 500m bell push button:
Click Here [ 600PSE ]
Optional Period Style Wireless Bell Pushes:
Click Here [ Period ]
Dimensions - Door Chime 125 x 62 x 45mm deep (excluding pins)
Dimensions - Bell Push
12 x 36 x 100mm
Supplied with 1 white plug-in chime unit and a single white bell push button.
Batteries - Bell push, 2 x AAA(supplied) - typical life 8 years
Sound Level dB@1M, 83db (Can be heard 75m away)
500m range (in
and at suitable conditions).
, thick walls And
UPVC door frames
will reduce the operating distance. Optional 250m and 500m bell pushes available.
Bell push has confidence light and low battery indication.
No of tunes available, 17
Bell Push can be wired to an external 8v - 12v d/c supply.
Special alarm function with emergency call tone for special situations
The bell push button has internal terminals that allow it to be used as a
wired to wirefree extender
. This allows a wireless system extension to a wired doorbell or to a wired bell push.
Up to 17 bell pushes can be used with a single chime.
Bell push opened with an allan key (provided) rather than plastic clips. (clips can snap in cold weather).
Operating frequency, 868MHz.
Operating temperature range for all chimes and pushes is -5°C to + 40°C.
IP Rating, Bell push IP54
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Friday 14 May, 2021