Direct Drive Blower Coils
EC motor technology for efficient, low-maintenance operation
Commercial HVAC
Efficient Direct Drive Technology
Williams direct drive blower coils feature electronically commutated (EC) motor technology that eliminates the need for belts and pulleys. This design reduces maintenance requirements while delivering superior energy efficiency and precise airflow control.
Available in both horizontal and vertical configurations for hydronic and direct expansion (DX) applications. With a CFM range of 800 to 4,000, our blower coils provide flexible solutions for a variety of commercial projects.
Product Lines
Blower Coil Models
Choose from horizontal or vertical configurations with direct drive EC motor technology.
BH
HorizontalBH Horizontal Direct Drive
Direct drive horizontal blower coil with EC motor technology. Efficient operation with reduced maintenance requirements.
CFM Range
800 - 4,000
Motor
Direct Drive EC
BV
VerticalBV Vertical Direct Drive
Direct drive vertical blower coil for space-constrained installations. EC motor provides variable speed operation with superior efficiency.
CFM Range
800 - 4,000
Motor
Direct Drive EC
Specifications
Technical Overview
800 - 4,000
CFM Range
Horizontal & Vertical
Configurations
Direct Drive EC
Motor Type
Hydronic & DX
System Types
300 PSIG
Max Working Pressure
2
Models Available
Explore configuration options for a wide range of commercial applications. Detailed specification sheets include certified cooling/heating data, dimensional drawings, and options to fit project requirements.
Request SpecificationsWhy Williams
Built for Commercial Demands
Direct Drive EC Motor
Electronically commutated motors eliminate belts and pulleys, reducing maintenance and improving efficiency.
Easy Maintenance
No belt adjustments or replacements required. Simplified service access for filter changes and component maintenance.
Variable Speed Control
EC motors provide precise speed control for optimal airflow and energy savings across operating conditions.
CFM Range 800-4,000
Available in horizontal and vertical configurations to match your project requirements.
Energy Efficient
EC motor technology delivers lower energy consumption compared to traditional belt-driven systems.
Made in USA from Globally Sourced Parts
Manufactured at our 400,000 sq ft facility in San Bernardino County, California.
Need Engineering Support?
Our technical team can help you select the right blower coil configuration and provide detailed specifications for your project requirements.