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Due to this item’s size and weight, it cannot ship via UPS or USPS and must ship by truck freight.
Backwoods Solar works with multiple freight carriers to find the best available shipping rate. The shipping charge shown at checkout is only an estimate. After your order is placed, we will research the best freight option and contact you with the final total within one business day.
Your card will not be charged for any portion of the order until we have spoken with you and confirmed the final price.
The General Specialties UPM-18X-UL Universal Post Mount is a heavy-duty pole-mount system that conforms to UL standards and is designed for large solar arrays and permitted installations.
Depending on module size, the UPM-18X-UL can accommodate approximately 18–21 small PV modules rated from 65W to 140W or 15 larger PV modules rated at 190W or more.
The mount fits most full-size solar modules. Some larger modules with unusual dimensions may require custom rails; contact Backwoods Solar for compatibility and sizing assistance.
The UPM-18X-UL features a welded steel frame with 6061 aluminum module rails and can be adjusted for seasonal sun angles.
Conforms to UL Standards: Designed for use in permitted solar installations.
High Module Capacity: Accommodates approximately 18–21 small PV modules or 15 larger PV modules, depending on module dimensions.
Heavy-Duty Construction: Features a welded steel frame with 6061 aluminum module rails.
Seasonally Adjustable: Allows the array tilt to be changed for seasonal sun angles.
35 lb./sq. ft. Wind Load Design: Engineered for a wind loading of 35 pounds per square foot.
Stainless Steel Module Hardware Included: Stainless steel nuts and bolts are supplied for attaching compatible solar modules.
Heavy-Duty Assembly Hardware: Includes Grade 5 and Grade 8 hardware for mount assembly.
Fits Most Full-Size Modules: Compatible with many common solar module sizes.
Custom Rail Options Available: Modules with unusual dimensions may require custom rails.
Made in the USA: Manufactured in the United States by General Specialties.
Model: UPM-18X-UL
Compliance: Conforms to UL Standards
Small Module Capacity: Approximately 18–21 modules rated from 65W to 140W
Large Module Capacity: Approximately 15 modules rated at 190W or more
Wind Load Design: 35 lb./sq. ft.
Frame Material: Welded Steel
Module Rails: 6061 Aluminum
Required Vertical Base Pipe: 8 in. Schedule 80 Pipe
Vertical base pipe is not included and must be obtained locally.
Contact Backwoods Solar for assistance with proper pipe sizing and system configuration before installation.
Due to the size and weight of the rack and required base pipe, a tractor or other suitable lifting equipment is required for installation.
Additional installation assistance is recommended for seasonal angle adjustments due to the size and weight of the assembled rack and solar modules.
Detailed illustrated assembly instructions are available online. General Specialties product and installation videos are also available online.
Warranty: 10-Year Warranty
