Looks like you can sign up for 12 months minimum. If you choose to get a router from Mercury then you have to sign up for a 24 month term.
As per Mercury:
THE OFFER
- 1.1 Get 6 months free* broadband, when you join Mercury on an eligible electricity and broadband bundle for a 1 year fixed
term. Postage and handling may apply. See clause 9 for further information.2 ELIGIBILITY
- 2.1 This offer is provided by Mercury NZ Limited and is only available to new residential customers who:
- (a) sign up for electricity and an eligible wireless broadband, FibreClassic or FibreMax service together at the same address for a 1 year fixed term;
- (b) are not existing Mercury customers; and
- (c) have not had their electricity or broadband services with Mercury NZ Limited under either the Trustpower or the Mercury brand within the last 12 months.
- 2.2 We are not obliged to provide you with services unless we accept your application. We can decide whether or not to accept any application and credit criteria may apply. This offer is not available in conjunction with any other offer. For more information, please call us on 0800 10 18 10.
- 2.3 The offer is not transferable or redeemable for cash
YOUR BROADBAND PLAN AND PRICES
- 10.1 You’ll receive free broadband for the first 6 months of the Term, and pay the rates as shown in the table below for the next 6 months of the Term, as determined by your connection type and/or selected broadband speed.
- 10.2 6 months free broadband only applies to the monthly charge for your chosen plan. It does not apply to postage and handling charges or other charges such as calls, calling plans or additional services such as voicemail or wireless broadband additional data packs.
| Eligible Service (after Mercury’s $15 Broadband Bundle Discount) | Months 1-6 | Months 7-12 | Months 7-12 |
|---|---|---|---|
| With Phone & Naked | With Phone | Naked | |
| 120GB (Capped) Wireless Broadband | $0 | $79 | $69 |
| 300GB Urban Wireless Broadband | $0 | $84 | $74 |
| 300GB Rural Wireless Broadband | $0 | $149 | $139 |
| 1000GB Wireless Broadband | $0 | $89 | $79 |
| FibreClassic | $0 | $96 | $91 |
| FibreMax | $0 | $111 | $106 |
11 BROADBAND BUNDLE DISCOUNT
- 11.1 As part of this offer, you’ll have energy and broadband with Mercury, so we will apply a $15 per month discount on your chosen broadband package – the Broadband Bundle Discount. This will apply from the point at which your free broadband period ends.
- 11.2 The discounted broadband prices (with the Broadband Bundle Discount applied) are shown in the table above.
- 11.3 You will continue to receive the Broadband Bundle Discount for your chosen broadband plan, as long as you continue to keep a broadband service and an electricity or gas service with Mercury
First deal post so hopefully I have not messed up anything.
So total $546 across 12 months, or equivalent to $45/month.
For the usual FibreClassic unlimited.