WMHF-IIIGSM

GSM Remote Location Telephone

Name: SMART WMHF-IIIGSM GSM Remote Location Telephone
Brand: SMART
SKU: wmhf-iiigsm

Solar-ready GSM phone for remote sites where cabling is impractical

GSM quad-bandSolar 12 V / 30 W optionIP 657 kg

Datasheet · PDF 177 KB

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Category: Industrial Telephones
Environment: Outdoor
Interface: GSM

Ideal for

Highway roadside phones
Railway stations & railway lines
Ports
Docks
Mines
Taxi or bus stands

What it does

For sites where power or signal cabling is too expensive or impractical. WMHF-IIIGSM works on any GSM SIM network and runs from an optional 12 V / 30 W solar panel and 12 V / 7 Ah battery, or a 220 V AC power pack. Order it as a roadside SOS phone with a single direct-dial button and no keypad.

01
Works on any GSM SIM network: 850/900/1800/1900 MHz
02
Solar panel and battery options for off-grid posts
03
Vandal-resistant: CONNECT, RELEASE and PTT switches, no handset
04
Built-in amplifier, internal speaker and noise-cancelling mic
05
Roadside SOS version with one direct-dial button
06
16 SWG steel enclosure with integrated canopy and external antenna

Specifications

Electrical · 2

Power supply	220/110 V AC in & 14 V DC out power pack; solar 12 V / 30 W (optional); rechargeable battery 12 V / 7 Ah (optional)
Fuse	0.25 Amp 2AG fast blow

Acoustic · 3

Audible frequency response	150–3500 Hz
Ringer output	90 dB at 1 m
Ringing	Through internal speaker

Mechanical · 5

Housing	16 SWG steel, powder coated
Dimensions	360 × 160 × 180 mm
Weight	7 kg
Mounting	Vertical wall
Hardware	Stainless steel

Environmental · 4

Temperature	0 to +60 °C
Humidity	0 to 95% Rh non-condensing
Dustproof	Fully gasketted enclosure
Protection	IP 65

Connectivity · 3

GSM frequency	850/900/1800/1900 MHz
Dialling	DTMF
Connection method	PCB terminal block

Operation · 1

Time out	0-20 minutes predefined (optional)

Compare with similar models

Differences first: interface, power, protection and output, then installation. Full specifications are in each model's table.

Comparison of WMHF-IIIGSM with similar models. Rows that differ come first; “Not specified” means the datasheet does not list it.
Specification	WMHF-IIIGSM GSM Remote Location Telephone	WMHF-III Pilfer-Proof (Vandal-Resistant) Telephone	GSM-ECB BOX Emergency Call Box, Metal Housing (GSM)	WMHS-IIILH Loud Hearing Phone
Handsetdiffers	No	No	Not specified	Yeshearing-aid compatible, volume control
Hands-freediffers	Press-to-talkCONNECT / RELEASE / PTT	Press-to-talkCONNECT / RELEASE / PTT	Not specified	No
Poweringdiffers	Solar and batteryoptional 220 V AC pack	Mains AC220/110 V AC	Not specified	Not specified
Vandal-resistantdiffers	Yes	Yes	Not specified	Nohandset model
External ringer / flasherdiffers	Not specified	Output contactfor a SMART external loud ringer	Not specified	Built in40 W loud ringer and xenon flasher
Interfacediffers	GSM	Analogue	GSM	Analogue
Diallingdiffers	DTMF	DTMF or 40/60 pulse at 10 PPS	Not specified	Not specified
Line voltagediffers	Not specified	24 / 50 V DC	Not specified	24–56 V DC
Power supplydiffers	220/110 V AC in & 14 V DC out power pack; solar 12 V / 30 W (optional); rechargeable battery 12 V / 7 Ah (optional)	220 V AC / 110 V AC (switchable)	12 V DC in; solar panel 12 V / 30 W (optional); rechargeable battery 12 V / 7 Ah (optional)	AC powered
Protectiondiffers	IP 65	Conforming to NEMA-4	Conforming to NEMA-4	Conforming to NEMA-4
Environmentdiffers	Outdoor	Indoor, Outdoor	Outdoor	Indoor, Outdoor
Mountingdiffers	Vertical wall	Vertical wall	Vertical wall	Wall mount

Part of a system

Highway emergency call box network

SOS points along highways, rail lines and ports, with a control room that knows who is calling and whether every box works. SMART call boxes run on GSM or VoIP, with solar options, and report to a central rack and HTMS software.

How the system works