Weather Guard Transfer Tank - Rectangle - White - 100 gal

When your operation demands absolute maximum fuel capacity in a traditional rectangular configuration, the WEATHER GUARD Model 358-3-02 Steel Transfer Tank delivers professional-grade performance with a full 100-gallon capacity—the largest volume available in the WEATHER GUARD transfer tank lineup. This substantial automotive accessory provides the ultimate solution for diesel fuel and hydraulic fluid transport, offering twice the capacity of standard 50-gallon tanks in a rectangular design that fits efficiently in full-size pickup truck beds without wrapping around toolboxes. For operations with the highest fuel consumption requirements—large-scale contractors, extensive landscaping companies, agricultural businesses, equipment rental operations, commercial fleets, and mobile fueling services—this 100-gallon rectangular tank represents the pinnacle of truck-mounted fuel transport capability, keeping operations running at peak efficiency while maintaining the bright, professional appearance that reflects your commitment to quality equipment and operational excellence.

100-Gallon Capacity: Ultimate Volume in Rectangular Design

The 100-gallon capacity of this transfer tank represents the absolute maximum volume available for truck-mounted fuel transport—a game-changing capacity that fundamentally transforms fuel logistics for high-consumption operations. This isn't just larger than standard tanks; it's double the capacity of 50-gallon models and represents the ultimate solution for businesses with extensive daily fuel requirements. The rectangular design offers a different approach than L-shaped tanks, providing maximum fuel volume in a traditional straight-sided configuration that occupies the full width of the truck bed rather than wrapping around toolboxes. This design is ideal for operators who prioritize maximum fuel capacity above toolbox integration, who use alternative tool storage solutions like van bodies or service beds, or who simply need the absolute maximum diesel or hydraulic fluid transport capability available in a truck-mounted system.

Consider the transformative impact on your operations: With 100 gallons of diesel fuel capacity, you can fuel extensive equipment fleets for multiple days without refueling, service remote job sites or agricultural operations far from fuel infrastructure without capacity concerns, handle emergency fueling situations with substantial reserves, take maximum advantage of bulk fuel pricing by purchasing the largest quantities possible, and fundamentally eliminate fuel availability as a constraint on your operational planning and scheduling. For large landscaping operations running dozens of mowers, trimmers, and equipment across multiple crews, this capacity can support several full days of operation. For construction companies running excavators, loaders, generators, and other diesel equipment on remote sites, it provides the fuel security to complete projects without interruption. For agricultural operations servicing tractors, combines, and implements across expansive properties, it delivers the range to work all day without returning to base for refueling.

The rectangular design measures approximately 46.25" long, 24" wide, and 23" high—dimensions engineered to maximize fuel volume while fitting efficiently in full-size pickup truck beds. Unlike L-shaped tanks that wrap around toolboxes, this rectangular configuration occupies the full width of the bed in a straight-forward installation that's ideal for trucks with alternative storage solutions, service bodies, flatbeds, or for operators who prioritize maximum fuel capacity as their primary truck bed function. The design provides straightforward installation and a clean, professional appearance that clearly communicates serious fuel transport capability.

Commercial-Grade Steel Construction for Maximum-Volume Service

The WEATHER GUARD 100-gallon Transfer Tank is constructed from heavy-duty 12-gauge steel panels throughout—the same commercial-grade material thickness that has proven itself across the entire WEATHER GUARD tank lineup, but engineered into this maximum-capacity rectangular structure designed to safely contain and transport 100 gallons of fluid. This represents purpose-built commercial equipment engineered specifically for the most demanding professional operations where 100 gallons of diesel or hydraulic fluid (weighing over 700 pounds when full) must be transported safely and reliably across thousands of miles, countless job sites, varied terrain, and years of intensive commercial service in the harshest operating environments.

The overlapping edge panel design provides superior corner support throughout the rectangular structure—absolutely essential in this maximum-capacity tank where proper structural engineering is critical to safely contain the substantial volume and weight. Every corner, every seam, every weld, and every structural element is engineered to handle not just the static weight of 100 gallons, but the significant dynamic forces created during acceleration, braking, cornering, and traversing the rough roads, unpaved surfaces, construction sites, agricultural fields, and challenging terrain that characterize professional truck operations in demanding commercial environments.

Interior baffles are extensively positioned throughout the tank's substantial rectangular interior to minimize fluid motion and improve safety during transport. With 100 gallons of liquid—the largest volume in the WEATHER GUARD lineup—proper baffle design becomes absolutely critical for safe operation. This substantial mass creates tremendous momentum and force during vehicle operation, and the comprehensive baffle system breaks up these fluid movements, dramatically reducing stress on tank walls and welds, extending tank life by preventing structural fatigue, contributing to stable vehicle handling characteristics even with partial loads, and protecting both the tank and your vehicle from the cumulative damage that fluid surges could cause in a maximum-capacity system without proper baffling.

Key Features

• 100-Gallon Maximum Capacity: Ultimate fuel volume in rectangular design—double the capacity of standard 50-gallon tanks for maximum operational range
• Rectangular Configuration: Traditional straight-sided design maximizes fuel capacity across full truck bed width without toolbox integration requirements
• Heavy-Duty 12-Gauge Steel Construction: Commercial-grade steel panels with overlapping edges and extensive interior baffles engineered for maximum-volume demands
• Professional Brite White Finish: ARMOR TUF powder coat provides superior corrosion protection and bright, clean appearance for professional operations

Safety and Operational Features for Maximum-Volume Transport

Safety is paramount when transporting maximum fuel volumes, and the WEATHER GUARD 100-gallon Transfer Tank incorporates comprehensive features specifically engineered for safe maximum-capacity operation. The vented filler cap prevents dangerous pressure build-up inside the tank as temperatures fluctuate—critically important with this ultimate volume where thermal expansion effects are most significant. As 100 gallons of diesel or hydraulic fluid heats up during sunny days, sits in hot truck beds, or as elevation changes during transport, the vented cap allows controlled air exchange to prevent pressure accumulation or vacuum formation that could damage the tank structure or create hazardous conditions. The lockable feature provides essential security for your substantial fuel investment—100 gallons represents very significant value (often $300-400 or more depending on fuel prices) that requires protection against theft or tampering.

Rubber isolation bushings serve as critical interfaces between the tank and mounting points, absorbing road vibration and protecting the tank structure. With a 100-gallon capacity tank weighing 175 pounds empty and over 875 pounds when full with diesel, these isolation bushings are absolutely essential for preventing vibration-induced fatigue at mounting points, welds, and structural joints. They function as sophisticated shock absorbers protecting your substantial investment and extending service life by preventing accelerated wear that could occur with rigid mounting of this considerable mass.

The reinforced filler neck is heavily engineered to withstand the extended filling operations required for 100 gallons. Filling this ultimate capacity takes significant time, meaning extended periods with fuel nozzles or pump equipment engaged with the filler neck, and the robust reinforcement ensures this high-use area maintains integrity through thousands of filling cycles. The 2" standard NPT connection accommodates most commercial pumps, including high-flow pumps that operators with maximum-capacity tanks often use to improve filling efficiency.

The 3/8" drain port enables routine maintenance and complete drainage—increasingly important with maximum-capacity tanks where water condensation or sediment has maximum volume for accumulation. Regular draining helps maintain fuel quality and tank condition over years of service.

Professional Brite White Finish and Quality Assurance

The Brite White ARMOR TUF powder coat finish provides commercial-grade protection against moisture, road salt, chemicals, UV exposure, and impacts. The bright white color maintains professional appearance, improves tank visibility for safety, reveals leaks or damage during inspections, and reflects sunlight to help stabilize fuel temperatures—beneficial with the largest volume where temperature management is most significant. The white finish projects the clean, professional image that reflects well on your business at job sites, customer locations, and throughout the community.

The Limited Lifetime Warranty demonstrates WEATHER GUARD's confidence in this maximum-capacity tank's construction quality. USA manufacturing ensures quality control standards that meet the demanding needs of commercial operators who depend on their equipment daily and cannot afford failures affecting profitability, commitments, or reputation.

Important Usage Guidelines

WEATHER GUARD Transfer Tanks are designed exclusively for non-flammable fluids such as diesel fuel and hydraulic oil. These tanks are NOT approved for gasoline or other flammable fluids—using them for such purposes would be extremely dangerous, illegal, void all warranties, and create serious safety hazards. The higher flash point of diesel and hydraulic fluids makes them appropriate for these tank designs and venting systems.

These are standalone transport and storage solutions—NOT designed to connect to vehicle primary fuel systems as auxiliary tanks. They're intended for transporting fuel to equipment, generators, or machinery at job sites, or storing hydraulic fluid for maintenance operations.

Product Specifications

• Style: Rectangle Transfer Tank
• Tank Capacity: 100 gallons (Maximum Capacity)
• Material: 12-Gauge Steel
• Color: Brite White
• Finish: ARMOR TUF Powder Coat
• Compatible Fluids: Diesel Fuel, Hydraulic Fluid (Non-Flammable Only)
• Mounting Method: Steel Bed Plate
• Filler Opening: 2" Standard NPT
• Drain Port: 3/8"
• Warranty: Limited Lifetime
• Country of Origin: USA

Dimensions:

• Length: 46.25"
• Width: 24"
• Height: 23"
• Weight: 175 lbs (empty); 875+ lbs (full with diesel)

Key Safety Features:

• Vented lockable filler cap
• Extensive interior baffles
• Rubber isolation bushings
• Reinforced filler neck
• 3/8" drain port
• 12-gauge steel construction
• Overlapping edge panel design

Compatibility:

• Full-size pickup trucks with appropriate payload capacity
• 2" NPT accommodates most commercial pumps

Ultimate Capacity for Ultimate Demands

Whether you're a large-scale operation with maximum fuel consumption, a mobile fueling service, an agricultural business covering vast acreage, a major construction company on remote projects, an equipment rental operation with extensive inventories, or any professional operation requiring absolute maximum truck-mounted fuel capacity, the WEATHER GUARD 100-Gallon Rectangle Transfer Tank in Brite White delivers the ultimate volume, commercial-grade construction, comprehensive safety features, professional appearance, and long-term durability that maximum-demand operations require. The combination of 100-gallon ultimate capacity, efficient rectangular design, heavy-duty construction, professional finish, and Limited Lifetime Warranty makes this the intelligent choice for operations where maximum fuel capacity directly impacts success.

Terms to Know

• Transfer Tank: An auxiliary fuel storage tank for transporting and dispensing fuel to equipment rather than serving as vehicle fuel capacity.
• Rectangular Configuration: A traditional straight-sided tank design that occupies full truck bed width rather than wrapping around toolboxes.
• 12-Gauge Steel: Steel approximately 0.105" thick—heavy-duty material for commercial applications.
• Interior Baffles: Internal dividers that reduce fluid sloshing—critical in maximum-capacity tanks.
• NPT (National Pipe Thread): U.S. standard for threaded pipe fittings ensuring pump compatibility.
• Vented Filler Cap: A cap allowing controlled air exchange to prevent pressure buildup.
• Powder Coat Finish: Durable electrostatically-applied coating superior to liquid paint.
• Non-Flammable Fluids: High flash-point liquids like diesel and hydraulic oil that are safer to transport than gasoline.