KNTECH KNSP-04 Hands-Free Tunnel Telephone, One-Button Auto Dial, IP66, Analogue / SIP
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Available in Saudi Arabia
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Available in
🇸🇦 Saudi Arabia
KNTECH KNSP-04 is designed for tunnels and other places where staff need to reach the control room fast, often with gloves on or hands busy. There is no handset or keypad: one button places a hands-free hotline call.
The analogue version is line powered and covers long tunnel sections, with up to 10 telephones on one line and DTMF signalling beyond 10 km. A SIP 2.0 VoIP version with PoE is also available.
Key features
- Hands-free, one-button automatic dialling to a preset number
- No keypad, no handset
- Aluminium alloy and SUS304 stainless steel housing, IP66
- Self-closing door, vandal- and tamper-resistant hardware
- Built-in 1 W speaker
- Sends its own address code; code sending time adjustable
- Call time limit; parameters kept in EEPROM
- Analogue: up to 10 telephones per line, DTMF over 10 km, no additional power
- VoIP: SIP 2.0, PoE, echo cancellation, remote upgrade
- UV-stabilised polyester powder coat
Technical data
| Model | KNSP-04 (analogue / VoIP KNSP-04-IP-Y) |
|---|---|
| Housing | Aluminium alloy and SUS304 |
| Ingress protection | IP66 |
| Dialling | One-button auto dial, hands-free |
| Speaker | 1 W built-in |
| Analogue line | Up to 10 telephones per line; DTMF code sending over 10 km; no additional power |
| Ambient (analogue) | -30 to +60 °C, 10-95 % RH |
| Ringing level | Over 70 dB(A) |
| VoIP | SIP 2.0, DTMF via SIP INFO / RFC 2833 |
| Network | 10/100 Base-TX Ethernet, RJ45, Cat5e or better |
| Audio codecs | G.711, G.723, G.726, G.729 |
| Power (VoIP) | PoE IEEE 802.3af Class 0, or local 12 VDC; idle 2 W, max 10 W |
| Auxiliary output (VoIP, option) | 1 dry contact, 0.3 A at 125 VAC / 1 A at 30 VDC |
| Management (VoIP) | Web GUI, DHCP or static IP, remote software upgrade, centralised monitoring |
| Echo cancellation | G.167 / G.168 |
| Temperature (VoIP) | -40 to +70 °C |
| MTBF / MTTR | 100,000 h / 2 h |
| Certification (VoIP) | AS/CA S004, AS/NZS 60950.1, RCM AS/NZS CISPR 32, EN 55032, EN 55024, EN 61000-3-2 (VoIP datasheet) |
| Dimensions | 320 x 205 x 120 mm |
| Net weight | 4.74 kg |
Applications
- Road, rail and metro tunnels
- Electric power and utility tunnels
- Highways and emergency lay-bys
- Railway and subway interval telephones
Supply in Saudi Arabia
KNTECH products are supplied in Saudi Arabia by West Velocity Company, Al Khobar - quotation, delivery across the Kingdom and the manufacturer's documentation and certificates on request. Ask for a quotation by email (info@west-velocity.com) or WhatsApp.
Manufacturer information: www.koontech.com
Datasheet / brochure: PDF
