Gallagher T20 Back Box
£39.99 + VAT
3D printed (ASA) back box for surface-mounting the Gallagher T20 terminal with secure conduit containment. Features integrated back tamper that connects to the T20’s own tamper circuit, maintaining tamper functionality and grading.
Description
Gallagher T20 Back Box
The Gallagher T20 Back Box provides a professional, secure mounting solution for Gallagher T20 terminals in environments requiring conduit-fed cabling. Purpose-designed to match the T20 terminal footprint, it allows surface-mounted containment to connect directly to the terminal.
Key Features
- Designed for the Gallagher T20 — matches the terminal’s 179.5 x 95.7mm footprint for a clean, flush fit
- Integrated back tamper — connects to the T20’s own back tamper, maintaining full tamper functionality and grading compliance
- Brass conduit bush — secure 20mm or 25mm conduit entry (separate variants)
- Durable ASA construction — 3D printed in ASA for impact resistance and long-term durability
- Multiple colour options — standard Black, also available in White, Grey, Green, and Red
Technical Specifications
| Compatible Terminal | Gallagher T20 (179.5 x 95.7 x 23mm) |
| Material | ASA (3D printed) |
| Conduit Entry | 20mm or 25mm (brass bush) |
| Tamper | Integrated back tamper — maintains T20 tamper circuit and grading |
| Use | Indoor |
Typical Applications
Access control installations requiring conduit-fed cabling to Gallagher T20 terminals. Ideal for high-security, government, and compliance-led environments where exposed cabling is not acceptable and tamper grading must be maintained.
UK manufactured by Tier8 Ltd.
Additional information
| Dimensions | 179.5 × 95.7 cm |
|---|---|
| Conduit Size | |
| Colour |








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