BAS Parts | Building Controls & Solutions

Free Shipping On All Web Orders | Sign In for Best Price

Local Presence ▼

Inventory
Technical Support
Technical Solutions
Training & Events
Returns

National Footprint ▼

15 US Locations
Inventory In Stock
Large Distribution Network

Expert Solutions ▼

Job Walks
Take Offs
Estimating
Programming
Panel Fabrication

15 US LOCATIONS | 300+ SUPPLIERS | 1 MILLION+ PARTS

New Product

Power Supply Housed 40VA 120-24Vac UL Class 2, DIN Rail Mount

Brand: Functional Devices
SKU: TIB40A

Pickup

Ready to ship:

$119.56$59.78
New Product

Power Supply Housed 50VA 120-24Vac UL Class 2, DIN Rail Mount

Brand: Functional Devices
SKU: TIB50A

Pickup

Ready to ship:

$120.77$60.38
Price Drop

Case of 100 RIBU1Cs

Brand: Functional Devices
SKU: RIBU1C-100PACK

Pickup

Ready to ship:

$1,385.00
Price Drop

Pallet of 3,000 RIBU1Cs

Brand: Functional Devices
SKU: RIBU1C-3000PACK

Pickup

Ready to ship:

$41,550.00
Damper Actuator, 35 Inch-lb (4 Nm), Spring Return, AC 120 V, On/Off

Brand: Belimo
SKU: LF120 US

Pickup

Ready to ship:

$643.00$289.35
Top Seller

Pilot Relay, 10 Amp SPDT, 10-30 VAC/VDC120 VAC Coil, NEMA 1 Housing

Brand: Functional Devices
SKU: RIBU1C

Pickup

Ready to ship:

$33.40$16.70
Restricted Product

Individual Controller, MicroSD Card, Branding Clip, (2) 10/100/1000 Mb Ethernet Ports, and (2) RS-485 Serial Ports

Brand: Honeywell
SKU: HON-9000

Pickup

Ready to ship:

⊘ Account approval required to view pricing and purchase this product
Request access
Single Output AC Power Supply, 100 VA, 120 to 24 VAC, UL Class 2, Metal Enclosure

Brand: Functional Devices
SKU: PSH100A

Pickup

Ready to ship:

$245.70$122.85
NS8000 Series Network Sensor, Temperature and Humidity, 3 Percentage RH, Fixed Segment Display, with Logo, No Occupancy Sensor, White

Brand: Johnson Controls
SKU: NSB8BHN240-0

Pickup

Ready to ship:

$794.98$496.86
Damper Actuator, 35 Inch-lb (4 Nm), Spring Return, AC/DC 24 V, 2...10 V, modulating

Brand: Belimo
SKU: LF24-SR US

Pickup

Ready to ship:

$794.00$357.30
Restricted Product

Facility Explorer, VAV Box Controller with Integrated Actuator and Digital Differential Pressure Transducer (DPT) Sensor, 8-Points

Brand: Johnson Controls
SKU: F4-CVM03050-0

Pickup

Ready to ship:

⊘ Account approval required to view pricing and purchase this product
Request access
Wall Module, Temperature, Set Point Adjustment, Override, Fan Speed Adjustment, Sylk-Bus

Brand: Honeywell
SKU: TR42

Pickup

Ready to ship:

$285.51$119.97
Schneider, Invensys Erie PopTop Electric Actuator, 2-Position (On/Off), 24 VAC, General Close-Off, Normally Closed, General Temperature, 18 Inch Lead, Spring Return, Appliance, Rotary, NEMA 1

Brand: Schneider Electric
SKU: AG13A020

Pickup

Ready to ship:

$162.02$70.72
RH Series Power Relay, Plug-In, SPDT, 10 Amp, 24 VAC Coil

Brand: IDEC
SKU: RH1B-ULAC24V

Pickup

Ready to ship:

$14.30$11.25
T-4002 Series Pneumatic Thermostat, Reverse Acting, Horizontal Mounting, Single Temperature, Heating/Cooling

Brand: Johnson Controls
SKU: T-4002-202

Pickup

Ready to ship:

$462.54$289.09
VG7000 Series Brass Trim Globe Valves with VA-715x Series Electric Actuator, Proportional, Non-Spring Return, 24 VAC, 0-10 VDC, 90 Inch-lbs, Screw Terminal, NEMA 2

Brand: Johnson Controls
SKU: VA-7152-1001

Pickup

Ready to ship:

$823.26$514.54
Control Transformer, 96 VA, 120 VAC Primary, 24 VAC Secondary, Circuit Breaker, Foot and Dual Hubs Mount

Brand: Functional Devices
SKU: TR100VA002

Pickup

Ready to ship:

$86.40$43.20
Three Output AC Power Supply, 3 100 VA, Class 2 Outputs, 480/277/240/120 to 24 VAC, Metal Enclosure

Brand: Functional Devices
SKU: PSH300A

Pickup

Ready to ship:

$732.10$366.05
Outdoor Air Temperature Sensor, 1 kOhm Nickel, 3 Inch Probe Length

Brand: Johnson Controls
SKU: TE-6313P-1

Pickup

Ready to ship:

$82.34$43.68
OpenAir GDE, Damper Actuator, 90 Degree, 44 Inch-lb, Non-Spring Return, 24 VAC

Brand: Siemens
SKU: GDE131.1P

Pickup

Ready to ship:

$249.61$121.70

Featured Partners

Selecting High-Performing HVAC Parts for Optimzed School Systems
By choosing the right HVAC parts for your school, you can optimize system performance, reduce maintenance demands, and lower costs
April 27, 2026
Functional Devices: The Impact of Direct Current Power on Efficiency
This post originally appeared on the Functional Devices Blog. Direct Current (DC) power, a technology with a long history, is experiencing a resurgence due to its advantages in various applications,...
March 10, 2026
Receive an Exclusive 90-Day Trial of Niagra Cloud Suite
Unlock the powerful productivity-enhancing Niagra Cloud Suite free with a 90-day trial!
October 6, 2025