# SHANOER 4040 24V Humidifier Solenoid Valve, Brass Fittings, 2.3W 60Hz

Solid brass connectors and 24V operation suit replacement in compatible Aprilaire humidifiers, includes two brass fittings.

- [Original product page](https://www.ofertitastop.com/ca/product/shanoer-4040-24v-humidifier-solenoid-valve)
- [View offer](https://www.ofertitastop.com/ca/visit/shanoer-4040-24v-humidifier-solenoid-valve)
- Market: CA
- Language: en-CA
- Currency: CAD
- Product updated: 2026-11-06T03:56:36.971Z
- Brand: SHANOER
- SKU: ofertitastop-ca-44884
- Category: Hardware > Plumbing > Plumbing Fittings & Supports > Plumbing Valves
- Source store: amazon CA
- Active deal: Yes
- Price: 28.79 CAD
- Previous price: 35.99 CAD
- Discount: 20%

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## Description

When a humidifier needs a replacement water-control valve, the key is matching the valve to the system’s voltage and model. The SHANOER 4040 is a 24V solenoid valve designed for a range of compatible Aprilaire humidifiers.

Its solid brass connectors and included installation fittings support a practical replacement, while the valve controls water flow to help maintain the humidifier’s water level.

For a DIY replacement, the package includes compression nuts, and installation calls for a screwdriver and wrench. The valve is for 24V humidifiers, it does not work with 12V models.

## What stands out

The solid brass connectors are resistant to rust and wear, making them a useful feature in a component that handles water. Two brass installation fittings and compression nuts are included for the connection. Together, these details make the SHANOER 4040 a focused replacement choice when the existing valve needs changing, rather than a purchase intended to replace or upgrade the entire humidifier.

The valve’s role is to control water entering and leaving the humidifier so the water level can be maintained during operation. Its 24V, 2.3W, 60Hz specifications identify the electrical requirements, and the 3/64 orifice and 125 MOPD are additional reference points when selecting a matching replacement.

## At a glance

- Type: Humidifier solenoid valve
- Voltage: 24V
- Power: 2.3W
- Frequency: 60Hz
- Orifice: 3/64
- MOPD: 125
- Material: Solid brass connectors
- What’s included: Two brass installation fittings and compression nuts
- Reference: 4040, replacement for OEM part A2018-S150

## Best use cases

This valve is intended for replacement in compatible Aprilaire humidifiers, including models 400, 400M, 500, 500M, 600, 600M, 558, 550A, 550, 568, 560A, 560, 700, 777, 760A and 760. It also fits 350 and 360 models when they use a 24V solenoid valve. Confirm the humidifier model and voltage before installation so the replacement matches the existing system.

For a home DIY repair, the included fittings and compression nuts provide the connection components, with a screwdriver and wrench used for installation. This is a targeted option for restoring water control in a compatible humidifier, rather than choosing a valve solely by appearance or general purpose.

## Questions before you buy

**Which Aprilaire humidifiers is this valve designed to replace?** It is listed for models 400, 400M, 500, 500M, 600, 600M, 558, 550A, 550, 568, 560A, 560, 700, 777, 760A and 760. It also fits 350 and 360 models that use a 24V valve.

**Can it be used with a 12V humidifier?** No. This solenoid valve operates at 24V and is not compatible with 12V models. Match the valve voltage to the humidifier before fitting it.

**What fittings come with the valve?** The package includes two brass installation fittings and compression nuts. A screwdriver and wrench are the tools identified for installation.

## Buying verdict

The SHANOER 4040 is a practical replacement for owners of the listed compatible humidifiers who need a 24V solenoid valve for water control. Its solid brass connectors, included fittings and clearly stated electrical specifications make it easier to select for a targeted repair and prepare for installation.

## Images

![SHANOER 4040 24V Humidifier Solenoid Valve, Brass Fittings, 2.3W 60Hz — 1](https://www.ofertitastop.com/i/nk-l_7UyaM8i-In7_L5SziRZT9T59sOTm809Ocn0tlPaAhiZkqXuroFKbQJqiVMhIfYbJDWeblFJy33yz2o-_AqVtquA8dPUQeKEZLwFacSJ6pNQGVTgvMhO2g.jpg)

![SHANOER 4040 24V Humidifier Solenoid Valve, Brass Fittings, 2.3W 60Hz — 2](https://www.ofertitastop.com/i/sr3fXnKM-SAkt4SldiFEFs4h9E8_PDmYN6Ad8BxspeQ-epODSgkUFZVT20MsKZ-pbbOOSsdm_WbR2W4mpA8smXnMeFNI8nxlSYJdLDZeaw9BwEidlrGaQAvJ-Q.jpg)

![SHANOER 4040 24V Humidifier Solenoid Valve, Brass Fittings, 2.3W 60Hz — 3](https://www.ofertitastop.com/i/KxgZcrEd0IGLOMM4VTQDu8zyufEWCR6RXRRVWVJsZ8hRSTWow5EoZrLZtizt6PSWteNJeYgLMzfY0uVr_L2h0dazqQtuJdzH0JFXFGtV1qvJjyv5o8h3vQFqLQ.jpg)

![SHANOER 4040 24V Humidifier Solenoid Valve, Brass Fittings, 2.3W 60Hz — 4](https://www.ofertitastop.com/i/UaHMI9S8RZ3OKOrFLnJ9ByZ6CesKEJC3QitDgpjkZXwptMiEDK5efXI3iAYnBy9ocSxOItblQESl9Q_tJSfjR9M498xvt4oSU2DewTKZun6OJudvnjE7SyH30w.jpg)

![SHANOER 4040 24V Humidifier Solenoid Valve, Brass Fittings, 2.3W 60Hz — 5](https://www.ofertitastop.com/i/MkztsktLC5Wj4xe6vfiu6qWmYS7NSt_xIX-TrcvI6bbnyO6_DUcwVXzlfKsqoVUb0laaq9ZlWZhyaWtVCWHhCg3--hjY45mcWHFOTv7BWQfguzlMgHn5ki4FfQ.jpg)