Large secure site box with 840mm internal height — 2mm and 5mm steel with twin IntaLokt 5-lever deadlocks. Sold Secure Bronze, Secured by Design, and Security Cabinets Silver certified. Forklift skids, cable pass-through, optional shelf, castors, and crane eyes. Free UK mainland delivery.
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Free next day delivery
Order before 2:30pm, Mon-Fri · UK mainland
View Full Delivery Information →Model TB3 | Site Box 4x3x2 (Large) | Sold Secure Bronze | Secured by Design | Security Cabinets Silver | Free UK Delivery
The Armorgard TuffBank TB3 is the tallest single-lid site box in the TuffBank range — offering 840mm of internal height for storing larger power tools, breakers, and bulky equipment. Built from 2mm and 5mm steel with twin keyed-alike IntaLokt 5-lever deadlocks, anti-drill plates, anti-cut deadbolts, and anti-jemmy protection, the TB3 has been independently tested and certified to Sold Secure Bronze, Secured by Design, and Security Cabinets Silver standards. Features forklift pockets for easy repositioning, a cable pass-through point, and compatibility with an optional storage or charging shelf, castors, and crane lifting eyes.
The TuffBank TB3 has been independently tested and certified to three security standards: Sold Secure Bronze, Secured by Design (the official police preferred specification), and Security Cabinets Silver. These certifications confirm the product has undergone rigorous physical attack testing and meets the security standards required by UK police forces and insurance companies. No detachable parts — the TuffBank is built as a single, tamper-resistant unit.
| Specification | Detail |
|---|---|
| Model | TB3 |
| Type | Site Box 4x3x2 (Large) |
| External Dimensions (W x D x H) | 1150 x 615 x 930mm |
| Internal Dimensions (W x D x H) | 1120 x 590 x 840mm |
| Weight | 97 kg |
| Construction | 2mm and 5mm steel, powder coated |
| Colour | Black (RAL 7021) with Traffic red (RAL 3020) accent details |
| Locking | 2 x keyed-alike 5-lever IntaLokt deadlocks with 3 keys |
| Gas Struts | Two hydraulic gas struts (300N) |
| SlamStop Lid Stay | SLM2 |
| Forklift Skids | Yes — integrated forklift/pallet truck pockets |
| Suitable for Vehicle Mounting | No |
| Suitable For | Site |
| GTIN | 5060452080086 |
| Warranty | 12-month manufacturer warranty |
| Manufacturer | Armorgard Security Products, Fareham, Hampshire, UK |
Free UK mainland delivery. Order before 2:30pm for next working day dispatch. The TuffBank TB3 arrives fully assembled — no assembly required. Delivery is to kerbside — you may require a forklift truck, pallet truck, or at least two people to move the unit to its final position.
The TuffBank range holds three independent security certifications: Sold Secure Bronze, Secured by Design (the official police preferred specification), and Security Cabinets Silver. These confirm the product has passed rigorous physical attack testing carried out by independent test houses. These certifications are often required by site managers and insurance companies for compliant tool storage.
Yes. The TuffBank TB3 features a cable pass-through point that allows charging cables to exit the box while the lid is fully closed and locked. This means you can charge battery tools overnight inside the secure box without leaving it open or unattended.
Yes. Armorgard retain key records and offer replacement keys and replacement deadlocks for all products up to 5 years old. You will need your product serial number (found on the data plate) and the name of the distributor you purchased from. Replacement keys, locks, gas struts, and SlamStop lid stays are all available as spare parts.
Check the gas struts, locks, SlamStop lid stay, and any optional extras every three months to ensure everything operates correctly. Always carry out a visual integrity check before lifting the unit. The powder coated finish is weather resistant but not waterproof — seal any electrics or equipment susceptible to water damage. Do not force entry into the product as this may affect the warranty.
All Armorgard products carry a 12-month manufacturer's warranty. Armorgard also keep replacement keys and offer replacement locks for all products up to five years old. Always contact Armorgard directly if you need a replacement part — do not force entry as this could affect the warranty.
Optional extras for the TB3 include: Castor Kit CASS1, Crane Lifting Eye Kit CLEK, TuffBank Shelf SHE-4. Contact WOLFF Onsite for pricing and availability.
How it works
At WOLFF Onsite, we’ve made renting equipment an effortless experience. Our streamlined process ensures you have fast access to quality equipment and heavy lifting accessories, tailored specifically to your project needs, exactly when you require them.
Currently, we operate on an enquiry basis. Simply reach out with your requirements, and our team will respond promptly with a customised quote to match your project scope and timeline.
From initial consultation to final handover and ongoing, we offer full support every step of the way, guaranteeing that your rental experience runs smoothly and efficiently.
Contact our team to discuss your project requirements and choose the right equipment.
We’ll provide a customised quote based on your needs and rental period.
Our experts deliver and set up the equipment at your site.
Receive full support throughout the rental period to ensure everything runs smoothly.
Part of WOLFFKRAN, trusted since 1854
From our depot to your site, every order is fully tracked and delivered on our own WOLFF Onsite vehicles or via trusted courier partners. Delivery costs are calculated based on your postcode and order size.
Pallet Delivery
Dispatched within 1–2 working days, delivered next working day between 8am–5pm, Monday to Friday. Delivery cost is based on the number of pallet spaces and your delivery zone.
Parcel Delivery
Smaller items like radio accessories and safety equipment ship via tracked courier at a flat rate. Deliveries between 8:30am–5pm, Monday to Friday.
RENTAL Delivery / Collection
All rentals are delivered and collected by the WOLFF Onsite team. We'll confirm a delivery time that works for you and arrange collection within 3 working days of your hire end date. Deliveries and collections between 8am–5pm, Monday to Friday, Saturday collections can be arranged if suitable.
Dispatch Times
Orders placed by 1pm are dispatched same day where possible. Some products carry a manufacturing lead time, this is always stated in the product description.
Need Help?
Call us: 01709 437 141
Email: [email protected] Available 8:30am - 5pm Mon-Fri
We are happy to help with any delivery or product questions.

Part of WOLFFKRAN, trusted since 1854