TJERNLUNDReplacement HVACR Fans, Filters & Ventilation Parts

TJERNLUND Fan Prover Kit: Fan Prover Kit, 14U178, HS4/HS5

The TJERNLUND Fan Prover Kit (manufacturer part number 950-1007) is a replacement HVACR fan, filter, and ventilation part. This kit is compatible with manufacturer part number HS4 and Grainger part number 14U178.

SKU 3G-OTH-81944

Brand

TJERNLUND

Item

Fan Prover Kit: Fan Prover Kit, 14U178, HS4/HS5

Technical Specifications

TJERNLUND

Manufacturer Part Number

950-1007 

Product Type

Fan Prover Kit 

Compatible Grainger Part Number

14U178 

Compatible Manufacturer Part Number

HS4

View Full Spec Sheet

Technical Documents

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TJERNLUND Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the TJERNLUND Fan Prover Kit used for?

The TJERNLUND Fan Prover Kit (950-1007) is a replacement part for HVACR ventilation systems. It verifies fan operation in exhaust or combustion-air applications, ensuring safe system shutdown if airflow is lost. This kit is compatible with HS4 models and Grainger part 14U178.

What are the specifications of the TJERNLUND Fan Prover Kit?

The TJERNLUND Fan Prover Kit (model 950-1007) is a Fan Prover Kit. It is compatible with manufacturer part number HS4 and Grainger part number 14U178. This replacement part is designed for HVACR fans, filters, and ventilation systems.

Where to buy the TJERNLUND Fan Prover Kit worldwide?

3G Electric supplies the TJERNLUND Fan Prover Kit (950-1007) worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this replacement HVACR part.

How to install the TJERNLUND Fan Prover Kit?

Install the TJERNLUND Fan Prover Kit (950-1007) by following the manufacturer's instructions for your specific HS4-compatible system. Typically, mount the proving switch in the duct or vent, connect wiring per the diagram, and verify airflow calibration. Always disconnect power before installation.

Used in

Common applications for TJERNLUND

Residential furnace venting — TJERNLUND GPAK1 pipe-mount draft inducer for natural gas furnaces with 4 in pipe

Oil heating exhaust — TJERNLUND RT750 roof-mount draft inducer for furnaces and oil heating, 8 in to 10 in pipe

LP water heater venting — TJERNLUND HS2 pipe-mount draft inducer with UC1 control for water heaters using LP fuel

Radon mitigation — TJERNLUND PVC4 inline duct fan for 4 in PVC ductwork, 80 cfm max, 115V AC

Vent termination — TJERNLUND VH1-6 wall cap vent hood for 6 in aluminum duct, with screen

Draft monitoring — TJERNLUND PS2501 adjustable air pressure switch for HVAC systems, 0.05 to 12 in wc range

TJERNLUND Products

3G Electric supplies TJERNLUND replacement hvacr fans, filters & ventilation parts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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