Quick clarifications:

• Currency for cost_price: INSUFFICIENT DATA — please confirm whether 237.6 is GBP, USD, EUR, etc.
• "16%" can be interpreted two ways: a 16% markup on cost (selling = cost × 1.16) or a 16% gross margin (selling = cost ÷ (1 − 0.16)). The suggested_price shown uses the 16% gross margin interpretation (selling ≈ 282.86).

Product overview

The TAKEX PB-50FA is an outdoor wired quad photoelectric beam sensor pair (transmitter + receiver) for perimeter/intruder protection up to 50 m. It uses four synchronised, and-gated infrared beams with double modulation and auto-gain lock to reduce false alarms from small animals, sunlight and vehicle headlights. Robust IP55 housings, audible alignment tone, LED indicators, tamper output and dry-contact alarm relay make it suitable for exposed perimeter installations.

Key benefits

• Reliable quad-beam protection to 50 m for perimeter security.
• Double modulation + auto-gain lock for improved light and weather immunity.
• Durable IP55 outdoor housings and wide aiming adjustment for flexible installation.
• Dry-contact alarm and tamper outputs for integration with wired alarm panels.

Use cases

• Commercial and industrial perimeter detection (warehouses, compounds).
• Residential estate perimeter protection where a wired detector pair is required.
• Installer / contractor use: designed for wired integration with intruder alarm systems.

Compliance & safety

• Refer to the manufacturer datasheet for CE/UKCA and local compliance details; confirm markings with your supplier.
• Installation should be carried out by a competent installer in accordance with local electrical and alarm regulations.