--- product_id: 116274051 title: "TSE00187 Dual Function Rod/Stem Immersion Thermostat" brand: "cotherm" price: "£44.55" currency: GBP in_stock: true category: "Cotherm" url: https://www.desertcart.co.uk/products/116274051-tse00187-dual-function-rod-stem-immersion-thermostat store_origin: GB region: United Kingdom --- # 16A-250V high power rating 0-160°C precise temperature range Double pole safety limiter TSE00187 Dual Function Rod/Stem Immersion Thermostat **Brand:** cotherm **Price:** £44.55 **Availability:** ✅ In Stock ## Summary > 🌡️ Stay in control, stay ahead — the thermostat pros trust! ## Quick Answers - **What is this?** TSE00187 Dual Function Rod/Stem Immersion Thermostat by cotherm - **How much does it cost?** £44.55 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/116274051-tse00187-dual-function-rod-stem-immersion-thermostat) ## Best For - cotherm enthusiasts ## Why This Product - Trusted cotherm brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Customizable Comfort:** Factory pre-set or user-adjustable temperature knobs for tailored heating - • **Robust Build Quality:** Durable brass and invar materials engineered for longevity - • **Plug & Play Efficiency:** Direct plug-in design slashes wiring and installation time - • **Universal Compatibility:** Seamlessly fits top cylinder brands like Heatrae Sadia, Megaflo, and Kingspan - • **Precision Control Meets Safety:** Patented MFS tech & bimetal limiter ensure fail-safe temperature regulation ## Overview The Cotherm TSE00187 Dual Function Rod/Stem Immersion Thermostat delivers precise temperature control from 0°C to 160°C with a robust 16A-250V rating. Featuring patented MFS technology alongside a double pole safety limiter, it guarantees reliable, fail-safe operation. Its direct plug-in design reduces installation hassle, while brass construction ensures durability. Compatible with leading cylinder brands, this thermostat is the smart choice for professional-grade heating management. ## Description Cotherm Replacement Immersion Stat TSE00187 Compatible with: Heatrae Sadia Megaflo Santon Premier RM Cylinders Telford Cylinders Kingspan Cylinders. DESCRIPTION Combistat with single pole stem control and double pole safety limiter. FEATURES Combined control and safety function Patented MFS technology or traditional bimetal for independent non self resetting safety option Direct plug-in to heating element to reduce wiring and mounting costs Tamper proof housing Factory pre-set fixed temperature, OEM adjustable or end-user adjustable temperature Multiple control knob options Connection for signal lamp OPERATION The differential expansion of the sensing element causes the opening of a snap-action switch in the thermostat head. In case of abnormal temperature rise, the patented MFS technology in the stem or traditional bimetal ensures double pole safety. The limiter is manually resettable. Technical characteristics TSE TSR TSEU Type Single pole stem control with double pole bimetal safety limiter Single pole stem control with MFS technology double pole safety limiter Single pole stem control Temperature range 0 °C to 160 °C / 32 °F to 320 °F Differential 5% of the temperature range Safety limiter temperature Fixed 65 °C-120 °C / 149 °F-248 °F Rating 16A-250V Material Brass, invar, bimetal, MFS Capillary length 137, 180, 220, 270, 350 and 450mm/5, 7, 8, 11, 14 and 18" Sensing element diameter 6 mm/ 1/4" Maximum head temperature 115 °C / 239 °F Connections Brass faston or pillar terminals Approvals CE, EN 60730 ## Features - Cotherm TSE00187 - Immersion Heater Thermostat ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07Q38XCGW | | Best Sellers Rank | 229,723 in DIY & Tools ( See Top 100 in DIY & Tools ) 468 in Water Heaters & Parts | | Brand | Cotherm | | Colour | multicolor | | Customer Reviews | 5.0 out of 5 stars 3 Reviews | | Item Length | 5 Inches | | Item length | 5 Inches | | Manufacturer | Cotherm | | Material | Brass | | Material Type | Brass | | Number of Items | 1 | | Number of Packs | 1 | | Unit Count | 1.0 count | | Voltage | 250 Volts | | Wattage | 4000 watts | ## Product Details - **Brand:** Cotherm - **Colour:** multicolor - **Item length:** 5 Inches - **Material:** Brass - **Voltage:** 250 Volts ## Images ![TSE00187 Dual Function Rod/Stem Immersion Thermostat - Image 1](https://m.media-amazon.com/images/I/51IlZTs235L.jpg) ## Frequently Bought Together - Cotherm TSE00187 Dual Function Rod/Stem Immersion Thermostat - Heatrae Sadia Megaflo/Megaflow Tse Thermostat 95612599 / 95612026 - Altecnic Pressure and Temperature Relief Valve 7Bar 1/2 Tpr15 --- ## 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.co.uk/products/116274051-tse00187-dual-function-rod-stem-immersion-thermostat](https://www.desertcart.co.uk/products/116274051-tse00187-dual-function-rod-stem-immersion-thermostat) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-08-16*