--- product_id: 505671758 title: "Pro Honeywell Wireless Programmable Thermostat CM927 CM921 CM727 Replacement 7 Day Central Heating Programmer Boiler Plus Compliant White Standard" brand: "lavatap" price: "S$188" currency: SGD in_stock: true category: "Lava Tap" url: https://www.desertcart.sg/products/505671758-pro-honeywell-wireless-programmable-thermostat-cm927-cm921-cm727-replacement-7 store_origin: SG region: Singapore --- # 7-day programmable schedules Wi-Fi wireless connectivity Memory retention during battery change Pro Honeywell Wireless Programmable Thermostat CM927 CM921 CM727 Replacement 7 Day Central Heating Programmer Boiler Plus Compliant White Standard **Brand:** lavatap **Price:** S$188 **Availability:** ✅ In Stock ## Summary > 🔥 Stay cozy, save smart — the future of heating control is wireless! 📲 ## Quick Answers - **What is this?** Pro Honeywell Wireless Programmable Thermostat CM927 CM921 CM727 Replacement 7 Day Central Heating Programmer Boiler Plus Compliant White Standard by lavatap - **How much does it cost?** S$188 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/505671758-pro-honeywell-wireless-programmable-thermostat-cm927-cm921-cm727-replacement-7) ## Best For - lavatap enthusiasts ## Why This Product - Trusted lavatap brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Smart 7-Day Scheduling:** Customize up to four heating periods daily to perfectly match your lifestyle and save energy. - • **Wireless Freedom with Wi-Fi:** Cut the cords and control your heating remotely with reliable wireless connectivity. - • **Boiler Plus Compliant Efficiency:** Meets Part L regulations to optimize your boiler’s performance and reduce bills. - • **Seamless Honeywell Compatibility:** Direct replacement for multiple Honeywell thermostat models—upgrade without hassle. - • **Plug & Play with Memory Retention:** Pre-bound relay box and built-in memory keep your settings intact—even during battery swaps. ## Overview The LavaTap Pro Honeywell Wireless Programmable Thermostat CM927 is a sleek, white, battery-powered thermostat designed as a direct replacement for multiple Honeywell models. Featuring Wi-Fi connectivity, a 7-day programmable schedule with four daily time slots, and Boiler Plus compliance, it offers intelligent heating control that meets modern energy regulations. The kit includes a pre-bound wireless relay box, table stand, and batteries, with memory retention to preserve settings during battery changes, backed by a 5-year manufacturer warranty. ## Description Great prices on your favourite Home brands, and free delivery on eligible orders. ## Features - Made And Supported By Honeywell Resideo: Manufactured and supported providing recognised product backing and technical support - Direct Replacement Compatibility: Designed as a replacement for Honeywell CM927 CM921 CM727 CMS727 CMT727 CMS921 CMS927 and older CM721 CMS721 CMS727E1016 CMS927B1049 wireless room thermostat and receiver models - Wireless System Requirement: Suitable for wireless Honeywell heating systems using a relay box and on off control not suitable for wired thermostats or OpenTherm only installations - Pre Bound And BDR91 Compatible: Supplied pre bound with relay box and can also be bound to Honeywell BDR91 relay box with setup guidance and QR video support - 7 Day Programmer Boiler Plus Compliant: 7 day programmer with four time schedules per day intelligent heating control and Boiler Plus compliance to help meet Part L regulations - Complete Kit With Memory Retention: Includes wireless thermostat relay box table stand AA batteries and instructions with built in memory retaining programme settings during battery change ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BSMF7YRV | | Backlight | Yes | | Best Sellers Rank | 117,361 in DIY & Tools ( See Top 100 in DIY & Tools ) 898 in Central Heating System Accessories | | Brand Name | LavaTap | | Colour | White | | Connectivity Protocol | Wi-Fi | | Connectivity Technology | Wi-Fi | | Control Method | Push Button | | Control Type | Button Control | | Controller Type | Push Button | | Customer Reviews | 4.4 4.4 out of 5 stars (161) | | Display Type | graphical lcd" or "lcd or led | | Included Components | 2 x AA LR6 Batteries, Instructions, Table Stand, Wireless Programmable Thermostat, Wireless Relay Box | | Item Shape | Rectangular | | Item Weight | 0.54 Kilograms | | Manufacturer Part Number | TTHWFP | | Manufacturer Warranty Description | 5 years. | | Material Type | Plastic | | Model Number | CM927 | | Mounting Type | Wall Mount | | Number of Batteries | 2 AA batteries required. | | Power Source | Battery Powered | | Product Style | Programmable | | Special Features | Clock Display, Date Display, Programmable, Rechargeable Battery | | Specific Uses For Product | Boiler | | Temperature Control Type | Programmable | | Unit Count | 1.0 count | | Voltage | 230 Volts | ## Product Details - **Brand:** LavaTap - **Colour:** White - **Connectivity technology:** Wi-Fi - **Controller type:** Push Button - **Item weight:** 0.54 Kilograms - **Power source:** Battery Powered - **Special feature:** Clock Display, Date Display, Programmable, Rechargeable Battery - **Specific uses for product:** Boiler - **Temperature Control Type:** Programmable ## Images ![Pro Honeywell Wireless Programmable Thermostat CM927 CM921 CM727 Replacement 7 Day Central Heating Programmer Boiler Plus Compliant White Standard - Image 1](https://m.media-amazon.com/images/I/31aXcS+MvyL.jpg) ## Questions & Answers **Q: Is it freestanding** A: There is a stand, to have it freestanding, but can also be wall mounted **Q: can a smart app be used with this** A: No it’s just a programmable control unit that switches a control box wirelessly . Doesn’t have the ability to connect to the internet. It Switches the control box on and off at programmed temperatures . It’s a wireless room thermostat **Q: Does this have a holiday mode setting?** A: I think so I have not figured that out I only see manual and auto **Q: I don't want to replace my existing relay box which is linked with a faulty CM927. Can I pair this unit with my exiting relay box?** A: i was unsure about changing the relay box but decided to change it for safety reasons ## Frequently Bought Together - LavaTap Pro Honeywell Wireless Programmable Thermostat CM927 CM921 CM727 Replacement Central Heating Programmer Boiler Plus Compliant, White, Standard - Brabantia PerfectFit Bin Liners (Size G/23-30 Litre) Thick Plastic Trash Bags with Tie Tape Drawstring Handles (40 Bags) - Brabantia 196423 Ironing Board Cover Replacement Felt Pad - White --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sg/products/505671758-pro-honeywell-wireless-programmable-thermostat-cm927-cm921-cm727-replacement-7](https://www.desertcart.sg/products/505671758-pro-honeywell-wireless-programmable-thermostat-cm927-cm921-cm727-replacement-7) --- *Product available on Desertcart Singapore* *Store origin: SG* *Last updated: 2026-07-24*