
SIP Explosion-Proof Phone, IP68
ModelSIP-EP68N (Network Cable Version) / SIP-EP68F (Optical Fiber Version)
The SIP-EP68N/F Explosion-proof SIP Telephone supports standard SIP protocol, compatible with IP PBX and dispatch systems.
- Power supply
- SIP-EP68N (Network Cable Version): 220V AC/5V DC; SIP-EP68F (Optical Fiber Version): 220V AC
- Dimensions
- 420*260*150mm
- Weight
- SIP-EP68N (Network Cable Version): 6.2kg; SIP-EP68F (Optical Fiber Version): 6.5kg
Prices on request. We confirm the configuration, availability and lead time for each project; quotations exclude installation, programming, freight and VAT unless agreed otherwise.
Models compared.
| Model | SIP-EP68N (Network Cable Version) | SIP-EP68F (Optical Fiber Version) |
|---|---|---|
| SIP Lines | 2 | 2 |
| DTMF | In-band/RFC2833/SIP info | In-band/RFC2833/SIP info |
| DNS SRV | RFC3263 | RFC3263 |
| SIP Protocol | SIP 2.0 | SIP 2.0 |
| Ingress Protection | IP68 | IP68 |
| Network Features | LAN/WAN | LAN/WAN |
| Codec | G.711(A/μ) / G.729A/B/AB / G.726 / iLBC / G.722/L16 | G.711(A/μ) / G.729A/B/AB / G.726 / iLBC / G.722/L16 |
| Firewall | VPN L2TP,DMZ | VPN L2TP,DMZ |
| Installation | Wall-mounted | Wall-mounted |
| Housing Material | Aluminum Alloy | Aluminum Alloy |
| Color | Yellow | Yellow |
| Operating Temperature | -40°C~70°C | -40°C~70°C |
| Humidity | ≥95% | ≥95% |
| Dimensions | 420*260*150mm | 420*260*150mm |
| Net Weight | 6.2kg | 6.5kg |
| Power Supply | 220V AC/5V DC | 220V AC |
What it is.
Description
The SIP-EP68N/F Explosion-proof SIP Telephone supports standard SIP protocol, compatible with IP PBX and dispatch systems. Designed for harsh environments like tunnels, mines, and power plants, it resists water, dust, corrosion, and impact for reliable long-term use.
Features
Manual Dialing – after pressing the hands-free key or lifting the handset (fiber version), users can manually dial numbers via the keypad.
Auto Dialing – after pressing the hands-free key or lifting the handset (fiber version), the phone automatically dials a pre-stored number.
One-Touch Dialing – designated keys can be configured for single-button quick dialing.
Point-to-Point Call – supports direct IP-to-IP calling within the same LAN without SIP server registration.
Dialing Rule Configuration – allows customized dialing logic, e.g., pressing ‘1’ automatically calls a predefined IP address or phone number.
IP Address Announcement – long-press ‘#’ to hear the device’s current IP address.
Dual SIP Line Support – supports registration of up to two SIP accounts for flexible communication management.
- Adjustable Volume – ring and call volumes can be adjusted independently.
- Network Compatibility – supports both IPv4 / IPv6, with DHCP or static IP configuration.
- PoE Powered – compliant with IEEE 802.3af, supports power over Ethernet from compatible devices.
- Integration Interface – multiple I/O contact points available for linkage with external equipment.
Documents and files.
Datasheets, manuals, drawings and certificates as the manufacturer publishes them.

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