Through-The-Wall Drop Box Mailbox, Combo Lock, Black

Through the wall drop box keeps mail and small deliveries secure with a resettable code lock and anti-fishing baffles—ideal for homes, offices, and reception areas. The rainproof flap, drainage holes, and rubber pads help protect contents from wet weather, while the heavy-duty steel body and powder-coated finish support daily use. A wide slot accepts envelopes, smartphones, and small packages, and a viewing window lets you check for deliveries without opening the box.

• Delivers secure receiving with combination code lock and internal baffles to deter mail fishing


• Protects contents with rain shield flap, drainage holes, and rubber pads to reduce water buildup


• Accepts more items with a 250 × 40 mm slot for envelopes, phones, and small parcels


• Fits multiple walls using adjustable slides for 70–200 mm (2.8–7.9 in) thickness


• Speeds checks with a 50 × 100 mm viewing window—see mail status without opening

Designed for through-wall installation, this locking mailbox drop box creates a safer handoff point for deliveries without leaving items outside. The steel construction adds rigidity, while the scratch- and rust-resistant powder coat helps it stay presentable at entrances and lobbies. Use it as a mail drop, key drop, document drop, or small parcel box for tenants, clients, or staff—then update the passcode anytime for better access control. Grab yours today and set up a more secure, weather-ready drop point.

• Product size: 320 × 158 × 430 mm (12.6 × 6.22 × 16.93 in)


• Slot opening: 250 × 40 mm (9.8 × 1.6 in)


• Wall thickness compatibility: 70–200 mm (2.8–7.9 in)


• Material: heavy-duty steel plate with powder-coated finish


• Viewing window: 50 × 100 mm (2 × 4 in)


• Color: black


• Weight: 6.1 kg (13.45 lb)