M4860BL2-ST2 - Unico Module, Blower, Standard Control, Single Speed, 208/230V only

Effective July 29, 2026, Unico has permanently discontinued the ST2 blower line and no longer accepts new orders.

M4860BL2-ST2 — a single-speed standard-control blower module (208/230V, 4–5 ton). Same-size replacement is M4860BL2-EC2.

Key features

• Service parts for existing ST2 units — motors, blower wheels, and control boxes — remain available.
• This is the 4 to 5 ton single speed PSC 208/230v blower module.
• 4-5 Ton Modular Unit (FCU) All TXVs are R410-A with Chatleff Fitting.

Specifications

Documents

• M4860BL2-ST2 Dimensional Data (PDF)
• M Series Blower Module Specifications (PDF)
• Green Series (PDF)
• M4860BL1-ST2 Dimensional Data (PDF)
• Submittal Data (PDF)
• Submittal Sheet (PDF)
• M1218BL1-EA2 Dimensional Data (PDF)
• M1218BL1-EC1 Dimensional Data (PDF)
• (16 additional document(s) available — contact us or see the resource library)

Ships in 42x16x20 in pkg; 73 lb