---
product_id: 718832155
title: "Neptune Transformer Compatible with Honeywell, Ademco, ELK, MG Electronics, GE Security, Bosch, Basler & Pittway (16.5VAC 40VA (White))"
brand: "neptune power products"
price: "A$24"
currency: AUD
in_stock: false
url: https://www.desertcart.com.au/products/718832155-neptune-transformer-compatible-with-honeywell-ademco-elk-mg-electronics-ge
store_origin: AU
region: Australia
---

# 16.5VAC Power 40VA Output Lifetime Warranty Neptune Transformer Compatible with Honeywell, Ademco, ELK, MG Electronics, GE Security, Bosch, Basler & Pittway (16.5VAC 40VA (White))

**Brand:** neptune power products
**Price:** A$24
**Availability:** ❌ Out of Stock

## Summary

> 🔌 Power Up Your Home with Confidence!

## Quick Answers

- **What is this?** Neptune Transformer Compatible with Honeywell, Ademco, ELK, MG Electronics, GE Security, Bosch, Basler & Pittway (16.5VAC 40VA (White)) by neptune power products
- **How much does it cost?** A$24 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/718832155-neptune-transformer-compatible-with-honeywell-ademco-elk-mg-electronics-ge)

## Best For

- neptune power products enthusiasts

## Why This Product

- Trusted neptune power products brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **📏 Compact Design:** Space-saving dimensions (3.5 x 2.5 x 2.8 inches) fit any setup.
- • **💡 Power On Indicator:** Easily monitor your device status with a built-in LED.
- • **🔋 Efficient Power Supply:** Experience Level VI efficiency for optimal performance.
- • **🔗 Universal Compatibility:** Seamlessly integrates with top brands like Honeywell and Ring.
- • **🔄 Auto-Resetting Technology:** Stay worry-free with PTC fused safety features.

## Overview

The Neptune Transformer is a versatile and efficient power solution, compatible with a wide range of doorbells and thermostats. With a compact design, auto-resetting technology, and a limited lifetime warranty, it ensures reliable performance and peace of mind for modern homes.

## Description

Neptune Power Products NPP1640W-P 16.5 V AC 40 VAAuto-Resetting (PTC) Fused Secondary 3 Prong Plug, Grounding Prong & Terminal.Efficiency Level VIElectrical outlet mounting tabUL & CE Listed, Wire Strain Relief, Lifetime Limited WarrantyTypically used on alarm systems, gate openers, doorbells, etc. Compatible with but not limited to (Press Ctrl + F and search for your model):Honeywell Ademco 1361 ELK TRG1640 Honeywell 1361-GTMG Electronics MGT1640PWS-1640UTC 600-1023GE Security 600-1023Caddx 600-1023 UPG UB1640W

## Features

- Neptune 16.5VAC 40VA 3-Prong Auto-Resetting (PTC) Fused Secondary
- Efficiency Level VI - UL & CE Listed - Power On LED - Limited Lifetime Warranty
- 3.5 X 2.5 X 2.8 inches - 1.9 Lbs - Electrical outlet mounting tab
- Compatible with the following Doorbells: Doorbell Transformer For Nest Hello Doorbell, Ring Video Doorbell, Ring Video Doorbell 2 & Ring Video Doorbell Pro
- Compatible with the following Thermostats: Honeywell,Nest,Emerson Sensi WiFi Smart Thermostat Ecobee3 Ecobee4 Thermostat

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Neptune |
| Part number | NPP1640W-P |
| Item Weight | 880 g |
| Product Dimensions | 10.16 x 6.99 x 8.89 cm; 880 g |
| Item model number | NPP1640W-P |
| Size | 16.5VAC 40VA (White) |
| Colour | Black |
| Power source type | Corded Electric |
| Wattage | 1640 watts |
| Item Package Quantity | 1 |
| Batteries Required? | No |

## Product Details

- **Brand:** Neptune Power Products
- **Power source:** Corded Electric
- **Manufacturer:** Neptune

## Images

![Neptune Transformer Compatible with Honeywell, Ademco, ELK, MG Electronics, GE Security, Bosch, Basler & Pittway (16.5VAC 40VA (White)) - Image 1](https://m.media-amazon.com/images/I/71tsGvcm3aL.jpg)
![Neptune Transformer Compatible with Honeywell, Ademco, ELK, MG Electronics, GE Security, Bosch, Basler & Pittway (16.5VAC 40VA (White)) - Image 2](https://m.media-amazon.com/images/I/71la3EGikxL.jpg)
![Neptune Transformer Compatible with Honeywell, Ademco, ELK, MG Electronics, GE Security, Bosch, Basler & Pittway (16.5VAC 40VA (White)) - Image 3](https://m.media-amazon.com/images/I/714mTYVhn6L.jpg)
![Neptune Transformer Compatible with Honeywell, Ademco, ELK, MG Electronics, GE Security, Bosch, Basler & Pittway (16.5VAC 40VA (White)) - Image 4](https://m.media-amazon.com/images/I/61JcrDd34EL.jpg)
![Neptune Transformer Compatible with Honeywell, Ademco, ELK, MG Electronics, GE Security, Bosch, Basler & Pittway (16.5VAC 40VA (White)) - Image 5](https://m.media-amazon.com/images/I/61lW55N6XuL.jpg)

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**Shop now:** [https://www.desertcart.com.au/products/718832155-neptune-transformer-compatible-with-honeywell-ademco-elk-mg-electronics-ge](https://www.desertcart.com.au/products/718832155-neptune-transformer-compatible-with-honeywell-ademco-elk-mg-electronics-ge)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-21*