Frequently asked questions

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Everything about our electrical and HVAC services in Auckland.

❄️ Heat pumps
How much does a heat pump installation cost in Auckland?
A single-room heat pump installation with DMS starts from $1,799 including the unit, installation and electrical connection. The final price depends on the size of the room and the brand/model. We always provide a free, no-obligation quote first.
Which heat pump brands do you supply and install?
We supply and install Daikin, Panasonic and Haier — three of the most trusted brands in New Zealand, all backed by full manufacturer warranties.
What's included in the installation price?
Our standard price includes: the heat pump unit, indoor and outdoor unit installation, up to 3 metres of piping (back-to-back installation), outdoor unit on plastic feet at ground level, electrical connection from a nearby power point (units under 5kW), testing and commissioning.

Not included: concrete core holes, fire sealing, and dedicated electrical circuits for units 5kW and over (priced separately).
What warranty do I get?
5-year manufacturer warranty on the heat pump unit, and a 1-year workmanship warranty on the installation work carried out by DMS.
What size heat pump do I need?
As a general guide: 2.5kW covers ~20m², 3.5kW covers ~30m², 5kW covers ~45m². Ceiling height, insulation and room orientation all affect sizing. Use our Heat Pump Size Calculator on the Residential page for a personalised recommendation.
⚡ Electrical
Are you a registered electrician in New Zealand?
Yes. DMS Electrical Service Ltd is operated by a registered electrician licensed in New Zealand. All electrical work is compliant with NZ regulations and comes with a Certificate of Compliance where required.
Do I get a Certificate of Compliance?
Yes. All prescribed electrical work includes a Certificate of Compliance — a legal requirement in NZ and important for home insurance and property sales.
What areas of Auckland do you cover?
We cover all Auckland suburbs — CBD, North Shore, West, South and East Auckland. No call-out fees for Auckland residential work.
🏢 Commercial & BWoF
What is a BWoF and how does DMS help?
A BWoF is an annual compliance certificate for commercial buildings. DMS performs the physical HVAC maintenance and provides the service reports that your IQP needs for the BWoF process. The IQP handles sign-off and council submission — DMS does the maintenance and documentation.
Can your engineers sign PS1 and PS3 producer statements?
Yes. Our engineering team is qualified to sign both PS1 (design) and PS3 (construction) producer statements for mechanical HVAC systems — required for building consent in NZ.
Do you offer annual HVAC maintenance contracts?
Yes. We offer annual HVAC maintenance contracts for commercial buildings — including scheduled visits, written service reports, fault identification and remedial work. Records maintained year on year.
ℹ️ General
Do you charge for quotes?
No — all quotes are completely free and no-obligation. We visit your property, assess the work and provide a clear written quote.
Do you have a physical office?
DMS operates as a mobile service business — we come to you, across all Auckland. Contact us by WhatsApp, phone or online form and we'll arrange everything.
How do I book or get a quote?
The easiest ways: WhatsApp (fastest), the online form on our Contact page, or email info@dmselectrical.co.nz. We respond within 2 hours Mon–Fri.

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