Description
The Advanced Distributor Products (ADP) 176799976 is a #76 piston orifice engineered specifically for R-410A refrigerant systems. Sold in a convenient 10-pack, these precision-machined orifices serve as fixed metering devices that regulate refrigerant flow into the evaporator coil, ensuring consistent system performance and efficient heat transfer.
Product Overview
Piston orifices are a critical component in fixed-orifice metering systems used in residential and light commercial split-system air conditioners and heat pumps. The #76 sizing is matched to specific ADP coil and system configurations designed for R-410A refrigerant, making this an ideal replacement or service part for technicians maintaining compatible equipment.
Key Features
- Designed for use with R-410A refrigerant systems
- #76 orifice sizing for precise refrigerant metering
- Precision-machined for consistent, repeatable flow control
- Fixed-orifice design — no moving parts for reliable, low-maintenance operation
- Conveniently packaged in a 10-pack for service technicians and stocking purposes
- Genuine Advanced Distributor Products (ADP) OEM replacement part
Application
- Compatible with ADP evaporator coils and air handler systems using R-410A refrigerant
- Suitable for residential and light commercial split-system HVAC installations
- Ideal for service, replacement, or multi-unit installations
Why Choose Piston Orifices?
Fixed piston orifices offer a simple, cost-effective metering solution compared to TXVs. With no moving parts, they deliver dependable performance over the life of the system and are easy to swap out during routine service calls. The 10-pack format ensures technicians always have the right orifice on hand.
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