1-00-05886 Control Circuit Board Parts Fit For Harman Pellet Stove Accentra 52i, Accentra, Advance, Advance-2, P35i, P43, P61A, P68, XXV, Replacement For 3-20-04220, 3-20-05886, 3-20-05374

This is the Harman Control Board 1-00-05886, OEM Replacement, For Pre-Touchscreen Models.  

The 1-00-05886 control board is compatible with Harman pellet stoves Accentra 52i, Accentra Cast Free Standing, Accentra Insert, Advance, P35i, P35i-C, P43, P43-C, P61, P61-C, P61A, P68, P68-C, PC45, XXV models. This new Harman Control board will help you to  rebuild your pellet stove to its original and optimal performance.

Restore reliable heat control to your Harman pellet stove with the OEM 1-00-05886 control board. Designed for earlier, pre-touchscreen Harman models, this replacement controller includes the control knobs and mounting posts you need for a fast, complete installation. Compatible with both red and black ESP sensors when DIP switches are set correctly.

Key Features:

• OEM Harman Replacement – Engineered for proper fit, performance, and long-term reliability in legacy Harman pellet stoves
• Complete Kit – Includes control board, three control knobs, and mounting posts to simplify installation
• ESP Sensor Compatibility – Works with red or black ESP wires; set DIP switches to match your sensor type
• Pre-Touchscreen Models – Direct replacement for non-touchscreen hopper-lid systems; not for XXV touchscreen models

Specifications:

• Part Number: 1-00-05886
• Dimensions: N/A
• Shape: Rectangular control module
• Glass Type / Material: Electronic control board (PCB)
• UPC: 652174585595
• Manufacturer: Harman
• Note: Does not include J-plug; not compatible with XXV touchscreen models (use 1-00-05372)

Compatible Models:

• Accentra (freestanding)
• Accentra Insert (various hopper sizes)
• Accentra 52i Insert (20", 22", 24")
• Advance
• P35i / P35i-C Insert
• P43 / P43-C
• P61 / P61A
• P68 / P68-C
• XXV (non-touchscreen only)

Part Number Compatibility

This control circuit board replaces multiple discontinued Harman part numbers, including:

• 1-00-05886 / 10005886

• 3-20-05886 / 32005886

• 3-20-04220 / 32004220

• 3-20-05374 / 32005374

• 3-20-05237

• 3-20-05292

Important Installation Notes:

Verify whether your stove uses a red or black ESP sensor and set the control board DIP switches accordingly before operation. If your XXV has a touchscreen on the hopper lid, this board is not compatible; use controller 1-00-05372 instead.

• Always disconnect power before servicing stove electronics

• Dip switches must be set correctly for your specific model

• Surge protection is strongly recommended to extend board life

Bring your Harman pellet stove back to peak performance with precise, dependable control and an easy OEM swap. Enjoy efficient heat, safer operation, and straightforward installation. 

Why Choose This Harman Control Board?

If your stove is experiencing ignition issues, feed problems, or inconsistent heat output, a failing control board is often the cause. The Harman Platinum 1-00-05886 Control Board provides a dependable, factory-correct solution to bring your stove back to peak performance—without guesswork or modification.

Pairs well with: Pellet Parts

Questions about compatibility or setup? Our team is happy to help before you order.

Q1: What is the Harman 1-00-05886 control board?
A: The Harman 1-00-05886 Platinum 4-output control board is a replacement control circuit board used in select Harman pellet and coal stoves. It helps manage stove functions like feed, ignition, and heat control.

Q2: What Harman stove models does the 1-00-05886 control board fit?
A: It fits many Harman models including Accentra 52i, Accentra Cast FS, Accentra Insert, Advance, Advance 2, P35i, P43, P61A, P68, XXV, and Mark I coal stove. Always confirm your exact model and configuration before ordering.

Q3: What part numbers does Harman 1-00-05886 replace?
A: This board replaces several older numbers including 3-20-04220, 3-20-05374, 3-20-05237, 3-20-05292, and 3-20-05886 (also written as 32005886 or similar formats).

Q4: Is this the “Platinum” version control board?
A: Yes—1-00-05886 is commonly referenced as the Platinum 4-output control board and is considered the newer version used across multiple compatible Harman models.

Q5: Do the dip switches need to be set before installation?
A: Yes. The dip switches must be configured based on your stove model and the ESP probe setup. Incorrect settings can cause improper operation.

Q6: Does this control board include installation instructions?
A: Most listings include an installation pamphlet/guide. If you’re unsure about configuration, it’s best to verify settings guidance before powering the stove back on.

Q7: Should I use surge protection with a Harman control board?
A: Strongly recommended. Many technicians suggest a surge protector rated 1000 joules or higher between the wall outlet and the stove to help protect sensitive electronics.

Q8: What are common signs a Harman control board may be failing?
A: Symptoms can include inconsistent feeding, ignition issues, sudden shutdowns, erratic operation, or loss of control functions. Other components can cause similar symptoms, so diagnosing before replacement is advised.