Home » NBK-21288 Ignition Control - Replaces Fenwal 35-665936-111, Marra Forni ECBP-842999
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NBK-21288 Ignition Control - Replaces Fenwal 35-665936-111, Marra Forni ECBP-842999

In stock
SKU: SO-21288
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$269.99
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NBK-21288 Ignition Control - Direct Replacement for Fenwal and Marra Forni Ignition Systems

Restore safe and reliable burner ignition to your HVAC or commercial equipment with the NBK-21288 Ignition Control. Engineered as a direct OEM-equivalent replacement for Fenwal 35-665936-111 and Marra Forni ECBP-842999, this ignition control module delivers dependable spark sequencing and flame sensing - getting your system back online quickly and safely.

Key Specifications

  • Part Number: NBK-21288
  • Product Type: Ignition Control Module
  • Application: HVAC and Commercial Equipment Ignition Control
  • Condition: New Replacement Part

Direct Replacement For

  • Fenwal 35-665936-111
  • Marra Forni ECBP-842999

Common Symptoms of a Failed Ignition Control

  • Burner fails to ignite or goes into lockout
  • No spark at igniter
  • System lights then shuts off immediately
  • Flame not being sensed or recognized
  • Equipment will not start

Why Choose the NBK-21288?

  • True Direct Replacement - OEM-equivalent fit for Fenwal and Marra Forni ignition control applications
  • Dependable Ignition - Reliable spark sequencing and flame sensing for safe, consistent burner operation
  • OEM-Grade Reliability - Meets or exceeds original Fenwal and Marra Forni specifications
  • Durable Construction - Built for long service life in demanding ignition environments
  • Fast Field Replacement - Direct-fit installation with no modifications required

Important: Ignition controls are safety-critical components. Verify part number compatibility and system specifications before ordering. Installation should be performed by a qualified technician. Electrical components are non-returnable once installed.