Mitel 6903t — Compact IP Phone (Hospitality / Retail / Healthcare)
Narrow-footprint, single-line IP phone for space-constrained desks. 2.4" tiltable backlit display, 8 programmable keys, wideband handset, dual Gigabit Ethernet and PoE power. Antimicrobial treatment on phone and handset; desk or wall mounting included. Registers via SIP to OpenScape Business, OpenScape 4000 and OpenScape Voice at basic feature level.

From the same family
Specifications
- Type
- Single-line IP desk/wall phone
- Display
- 2.4" monochrome, backlit, tiltable — 132 × 64 pixels, 2 × 20 characters
- Keys
- 8 programmable + 1 line key, message waiting indicator (MWI)
- Audio
- Wideband handset (Opus codec), full-duplex speakerphone
- Network
- 2 × 10/100/1000 Ethernet (802.3az EEE), PC pass-through
- Power
- PoE only, Class 1 (no AC adapter) — ENERGY STAR
- Protocol
- MiNet 3.3, SIP 6.7
- Platform
- OpenScape Business / 4000 / Voice (basic features); SIP-based third-party UC
- Mounting
- Desk or wall (included)
- Housing
- Antimicrobial treatment on phone and handset
- Customization
- Custom faceplate and branding overlay (orderable from Mitel)
- Dimensions (L × W × H)
- 27.9 × 9.1 × 6 cm
- Mitel PN
- 51325949
Key features
- Narrow body: 27.9 × 9.1 × 6 cm — fits cabins, hotel rooms and next to cash registers.
- 2.4" monochrome, backlit, tiltable display (132 × 64 pixels, 2 × 20 characters).
- 8 programmable keys + 1 line key; volume, speaker and hold keys; message waiting indicator (MWI).
- Wideband handset (Opus codec support) and full-duplex speakerphone.
- 2 × 10/100/1000 Ethernet (802.3az EEE) with PC pass-through; PoE-only power (Class 1, no AC adapter), ENERGY STAR certified.
- Antimicrobial treatment on phone body and handset — for shared spaces and healthcare facilities.
- Desk and wall mount included; custom faceplate and branding overlay orderable from Mitel for property identity.
- MiNet 3.3 and SIP 6.7 firmware; basic features with OpenScape Business, OpenScape 4000 and OpenScape Voice, plus SIP-based third-party UC solutions.
- Promark: SIP subscriber planning, PBX integration, faceplate/overlay design and commissioning.
Typical applications
Hotel and student-accommodation rooms — bedside or wall-mounted, with property-branded faceplate.
Retail — next to the cash register and in tight service areas; speed-dial and paging keys.
Hospitals and clinics — antimicrobial housing for shared patient-room and corridor phones.
Ship cabins and office points with limited desk space.
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DetailsNarrow-footprint, single-line IP phone for space-constrained desks. 2.4" tiltable backlit display, 8 programmable keys, wideband handset, dual Gigabit Ethernet and PoE power. Antimicrobial treatment on phone and handset; desk or wall mounting included. Registers via SIP to OpenScape Business, OpenScape 4000 and OpenScape Voice at basic feature level.