Resideo Braukmann r8330d1039 24 Vac Electric Furnace Sequencer

Product Description

The Resideo Braukmann R8330D1039 is a 24 Vac electric furnace sequencer designed to control the staged activation of heating elements and fan operations in electric furnace systems. This sequencer manages the sequencing of fan control along with up to three safety operations, helping HVAC technicians maintain proper load distribution and system protection during furnace operation. Electric furnace sequencers like the R8330D1039 are critical components in residential and light commercial electric heating systems. They prevent all heating elements from energizing simultaneously, which would cause excessive current draw and potential tripping of circuit breakers. Instead, the sequencer staggers the activation of each heating element at timed intervals, smoothing out the electrical load and extending the life of the system. Powered by a 24 Vac coil, this unit integrates directly with standard thermostat control circuits, making it compatible with most conventional electric furnace wiring configurations. The terminal-style electrical connections allow for straightforward field installation and replacement. HVAC professionals servicing electric air handlers, strip heat packages, or standalone electric furnaces will find this sequencer a reliable drop-in replacement or new installation component. The unit is UL Listed and CSA Certified, confirming it meets industry safety standards for residential and commercial electrical equipment. Its operating temperature range of -20 F to +150 F covers the full range of conditions found in typical mechanical room and air handler cabinet environments. Contact ratings support motor loads up to 3/4 hp across 120 Vac, 208 Vac, and 240 Vac systems, making it versatile across common North American voltage configurations. Technicians replacing failed sequencers, diagnosing no-heat calls, or upgrading aging electric furnace controls will find the R8330D1039 a dependable, code-compliant solution for restoring proper staged heating operation.

• Controls sequential fan and heating element activation in electric furnace systems with up to three safety operations
• 24 Vac coil rating integrates with standard low-voltage thermostat control circuits
• UL Listed and CSA Certified for safe use in residential and commercial HVAC applications

Product Highlights

The Resideo Braukmann R8330D1039 electric furnace sequencer provides staged load control and fan sequencing for electric heating systems, helping prevent overcurrent conditions while meeting UL and CSA safety standards.

Product Information

Standard Information

• Brand: RESIDEO BRAUKMANN
• Manufacturer Part Number: r8330d1039

Technical Specifications

• Coil Voltage: 24 Vac
• Frequency: 60 Hz
• Electrical Connections: Terminals
• Contact Ratings (AFL): 1/3 hp, 7.2 A at 120 Vac; 3/4 hp, 6.9 A at 120 Vac, 208 Vac, 240 Vac; 4.9 A at 277 Vac
• Contact Ratings (ALR): 1/3 hp, 43.2 A at 120 Vac; 3/4 hp, 41.4 A at 120 Vac, 208 Vac, 240 Vac; 29.4 A at 277 Vac
• Temperature Range: -20 F to +150 F (-29 C to +66 C)
• Dimensions: 3 1/16 inches high x 4 13/16 inches wide x 2 11/32 inches deep
• UL Listed: Yes
• CSA Certified: Yes