Abus Eighty Three 83/55 Padlock
Abus Eighty Three 83/55 Padlock
Abus Eighty Three 83/55 Padlock
In stock
Shipping Australia-Wide
Warranty Protection
Limited Lifetime WarrantyDescription
Abus 83/55 "The Rock" – The Hardened Steel Powerhouse
At Aus Lock and Safe Co, when we move from the brass series to the Abus 83/55, we are entering the territory of serious physical resistance. While its brass siblings are excellent for corrosion resistance, the 83/55 is built from hardened special steel. It is part of the legendary "Rock" series, designed specifically for high-risk Melbourne locations like industrial warehouses, factory gates, and heavy machinery where a thief might attempt a high-force attack with a grinder or heavy-duty bolt cutters.
This is the "big gun" of the 83 series. It’s significantly heavier and tougher than the 45mm or 50mm brass versions, providing a level of "Rock Solid" security that meets the most demanding commercial insurance requirements.
Why Buy from Aus Lock and Safe Co?
Industrial-grade locks require industrial-grade expertise. When you source your 83/55 from our Laverton North workshop, you benefit from:
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Professional "Keyed Alike" Systems: We can provide 50 of these locks all operating on a single master key, perfect for facility managers who need to open every gate on a site with one key.
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Restricted Key Upgrades: We can fit these with high-security restricted barrels like Lockwood MT5 or Generation Six, ensuring that your staff cannot get keys duplicated at a local shopping centre.
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Heavy-Duty Hasp Matching: Because the 11mm shackle is quite thick, we can recommend and install the correct heavy-duty hasps and staples to ensure the lock fits perfectly on your specific gate or door.
Pro Tip: Due to its hardened steel construction, the 83/55 is the "insurance-friendly" choice. If your business insurance policy requires a "CEN 4" or "High Security" padlock for your perimeter, the 83/55 is the easiest and most reliable way to meet that compliance.
Body Width: 55mm
Body Material: Hardened Special Steel (Chrome Plated)
Shackle Diameter: 11mm
Vertical Shackle Clearance: 37mm
Horizontal Shackle Clearance: 25mm
Locking Mechanism: Dual Ball Bearing
Security Rating: AS4145.4 Physical Security: SP6 / CEN Grade 4
Corrosion Rating: AS4145.4 Corrosion Resistance: C4
Keyway Compatibility: 570 Oval / C4 / LW4 / LW5
Weight: Approx. 600g
Features & Benefits
- Hardened Steel Body & Shackle: Both the body and the 11mm shackle are crafted from specially hardened alloy steel, offering massive resistance against sawing, drilling, and cutting.
- Nano Protect™ Coating: Even though it’s a steel lock, it is treated with Abus’s proprietary Nano Protect chrome plating. This ensures the steel remains protected against the fluctuating Melbourne climate and industrial grime.
- 11mm Shackle Protection: The extra-thick shackle is a significant step up from standard padlocks, making it nearly impossible for mid-sized bolt cutters to gain a foothold.
- Double Ball Bearing Locking: The shackle is deadlocked on both sides. Even if an intruder managed to cut the shackle once, the lock would still remain securely fastened, requiring a second cut to bypass.
- The Patented Z-bar: Provides ultimate flexibility. Our team can configure the lock to be key-retaining (ensuring you can't walk away and leave it unlocked) or automatic "snap-shut" locking in seconds.
- C4/LW4 Keyway Integration: Like the rest of the 83 family, this accepts the standard Australian 570-style barrel. We can key it to match your existing restricted house or business keys.
Important note on delivery options
If you are unable to remove the safe from the delivery truck (refer to weight of safe) then you must select the below carrier as they will take it off the truck and bring it to your ground level entry point (as long as there are no steps or stairs in the travel path).
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Delivery to Ground Level Entry Door (Tailgate) Carrier
- TNT Technology Express – Sensitive Express
All the below couriers are standard delivery where the receiver MUST remove the safe from the truck themselves (refer to weight of safe to determine if it can be removed safely).
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Delivery to Site Carriers
- Toll NQX General Service
- Toll NQX Express Service
- Border Express Bulk
- Northline General
- Sadleirs General
- Searoad General
- Searoad Express
- TNT Road Express

Safe & Secure
Book a consult with one of our expert commercial or residential security technicians. We'll take the time to understand your needs, and recommend the security solution that's right for you.