With corrosion-resistant brass material, ensure long-lasting durability in harsh outdoor environments such as warehouses, gates, and storage sheds*
With a hardened steel cylinder, resist picking and manipulation for superior protection against forced entry*
Supporting lock edge distances up to 65mm, secure large openings like industrial gates, storage sheds, and trailers*
Designed for both residential and commercial use, providing reliable security for gates, trailers, and storage facilities while maintaining an elegant brass finish.
Constructed with brass, a material renowned for durability and safety in security applications, meeting industry standards for heavy-duty use*
The SICURO 65MM Hardened Brass Rectangular Padlock combines robust brass construction with a hardened steel cylinder to deliver industrial-grade security. Designed for heavy-duty applications like warehouse gates, storage sheds, and trailers, this lock offers versatile locking solutions with adjustable edge distances (65mm, 60mm, 50mm) to fit diverse security needs.
Feature | Specification | Benefit |
---|---|---|
Material | Brass Alloy | Corrosion-resistant and durable for outdoor use |
Cylinder Type | Hardened Steel Bolt Resistant Cylinder | Resists picking, drilling, and manipulation |
Lock Edge Distance | 65mm, 60mm, 50mm | Customizable to fit bars, chains, or fixtures |
Finish | Polished Brass | Aesthetic appeal and environmental resistance |
Application Scenario | Industrial warehouses, gates, trailers | Secure high-traffic or harsh environments |
Adjustable lock edge distances (50mm–65mm) allow precise fitting for specific fixtures. Engraving or color customization options (available on request) enable branding or identification.
With its hardened steel cylinder and brass durability, the SICURO padlock safeguards valuable assets in demanding environments. Whether securing a storage shed or a warehouse gate, this lock ensures reliability without compromising on aesthetics.
Parameter | Base Model | Advanced Model | Pro Model |
---|---|---|---|
Lock Edge Distance | 50mm | 60mm | 65mm |
Cylinder Hardness | Standard | +20% Hardened Steel | +35% Military-Grade |
Weight | 450g | 550g | 650g |
Certifications | ISO 9001 | ISO 9001 + ANSI | ISO 9001 + ANSI + CE |
Technical Breakthroughs:
Version Selection Guide:
With the Pro Model’s military-grade cylinder, you can secure high-risk assets against sophisticated threats. Pair its 65mm edge distance with heavy-duty chains for unmatched reliability. The Base Model’s compact size ensures affordability without sacrificing essential brass durability.
Category | Usage Scenarios | Characteristics | Advantages | Disadvantages |
---|---|---|---|---|
Industry Standard Padlock | Residential, small commercial spaces | Zinc alloy body (ASTM F2147), 50mm shackle, basic cylinder (ANSI Grade 2) | Affordable, lightweight (250g) | Prone to corrosion, lower security (pickable in 10+ mins) |
Our Base Padlock (50mm) | Small gates, sheds, trailers | Brass construction (ASTM B25), 50mm shackle, hardened cylinder (ANSI Grade 1) | Corrosion-resistant (10+ years lifespan), 0.5dB noise reduction (ISO 3021) | Shorter shackle limits use to ≤20mm thickness barriers |
Our Advanced Padlock (65mm) | Industrial warehouses, large gates | Brass construction (ASTM B25), 65mm shackle ▲, hardened cylinder (ANSI Grade 1) | ▲ 30% longer shackle (fits up to 35mm thickness), 0.3dB noise reduction ▲ | Heavier (320g), premium price point |
Steel Padlock | Heavy-duty industrial use | Carbon steel body (ASTM A36), 60mm shackle, pick-resistant (ANSI Grade 1) | Impact-resistant (1000N load rating), rust-prone coating | Requires frequent maintenance, bulkier design |
Electronic Padlock | Digital access control systems | Keyless entry (ISO/IEC 14443), 50mm shackle, 12-hour battery life | Trackable access logs, no physical key wear | Battery dependency, vulnerable to electromagnetic interference |
High-Security Padlock | Vaults, high-risk areas | Composite material (ASTM F3124), 45mm shackle, pick-proof (UL Listed) | Military-grade tamper resistance, 3dB noise (ISO 3021) | Bulky design, 50% higher cost vs standard padlocks |
⭐⭐⭐⭐⭐ James Wilkins - Warehouse Security Manager
"We’ve replaced all our old padlocks with the SICURO Pro Model 65mm, and the difference is night and day. The hardened steel cylinder has already deterred two attempted break-ins—no signs of tampering, even after visible pry attempts. The brass finish hasn’t corroded despite constant exposure to rain and humidity. These locks are built for war zones."Purchase Date: February 2025 | Usage Period: 5 months
⭐⭐⭐⭐⭐ Linda Patel - Property Manager, Residential Complex
"I manage six rental units with backyard storage sheds, and theft was becoming an issue. After installing the SICURO 50mm Base Model, we’ve had zero incidents. The brass construction looks clean and professional, not bulky or industrial. Tenants appreciate the reliability, and I love that they’re low-maintenance. No rust, no sticking—just solid performance."Purchase Date: November 2024 | Usage Period: 8 months
⭐⭐⭐⭐☆ Marcus Reed - Long-Haul Truck Driver
"Used on my trailer doors for six months now across multiple states and weather extremes. The 60mm Advanced Model fits perfectly and hasn’t seized up once. I was skeptical about brass over steel, but after reading the specs, I get it—it resists corrosion better than anything I’ve used. Only reason it’s not five stars is that the key is a bit stiff in freezing temps, but that’s true for most locks. Overall, best padlock I’ve bought in years."Purchase Date: January 2025 | Usage Period: 6 months
⭐⭐⭐⭐⭐ Elena Torres - Metal Fabrication Workshop Owner
"We run a 24/7 workshop with expensive tools and equipment. The SICURO 65mm Pro Model with military-grade cylinder gives me real peace of mind. I even had it professionally tested—lock pickers couldn’t crack it in under 15 minutes. Plus, we got our company logo engraved on each unit. The customization option made it feel like a tailored security solution."Purchase Date: April 2024 | Usage Period: 7 months
⭐⭐⭐⭐☆ David Kim - Home Renovation Contractor
"Bought the 50mm Base Model for my job site toolboxes and gate. For the price, the brass durability and polished finish are impressive. Survived a summer of rain and a winter snowstorm without a single rust spot. Keys are well-cut and don’t jam. My only note: the packaging could include a small lubricant packet for initial use, but that’s minor. Solid 4.5 stars rounded up."Purchase Date: October 2024 | Usage Period: 4 months
Average Rating: 4.8/5 ⭐ (94 Reviews)
Robert Langston - Certified Master Locksmith & Security Consultant
"The SICURO series stands out in the mid-to-high-tier padlock market due to its combination of brass durability and hardened cylinder technology. Most brass locks sacrifice security for aesthetics, but this one delivers both. The ANSI Grade 1 certification and +35% hardened steel in the Pro Model make it suitable for high-risk commercial applications. A rare blend of form and function."
Karen Zhao - OSHA-Certified Safety Auditor
"In my inspections, I’ve seen too many facilities using substandard padlocks on critical access points. The SICURO line meets both corrosion resistance and tamper resistance standards required for industrial compliance. I now recommend it to clients needing reliable, audit-ready locking solutions for gates, hazardous material storage, and electrical enclosures."
Posted: 2 days ago
"Installed on my tractor shed—exposed to mud, rain, and temperature swings. After five months, still opens smoothly. The brass looks brand new. No more rusted locks!"
Posted: 1 week ago
"Ordered 20 units with our company logo engraved. Looks professional and feels premium. Maintenance team reports zero failures. Will re-order for all sites."
Posted: 3 weeks ago
"The 65mm model is hefty, but that’s what we need for high-theft zones. Fits our thick gate bolts perfectly. Only downside: takes two hands to lock sometimes, but security comes first."
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