无水箱热水器市场规模、份额和成长分析（按产品类型、安装方式、技术、功能、应用、流量和地区划分）－2026-2033年产业预测

全球即热式热水器市场规模预计在 2024 年达到 47 亿美元，从 2025 年的 51.3 亿美元成长到 2033 年的 103.7 亿美元，在预测期（2026-2033 年）内复合年增长率为 9.2%。

随着环保意识的增强，消费者对节能解决方案的需求日益增长，无水箱热水器的需求也随之增加。与传统的储水式热水器不同，无水箱热水器能够大幅降低消费量，效率提升可达34%。其优势在于紧凑的设计，无需笨重的水箱，即可在需要时立即提供热水，避免了持续加热造成的能源浪费，使其成为小户型的理想之选。虽然初始成本较高，但长期来看，每年可节省100至200美元的能源费用，加上其更长的保固期和使用寿命，使其成为一项极具吸引力的投资。这种向无水箱热水器的转变与消费者对永续生活方式日益增强的意识和偏好不谋而合，预示着该市场拥有强劲的成长潜力。

全球无水箱热水器市场驱动因素

无水箱热水器日益普及的原因在于其卓越的能源效率。这类系统仅在需要时才加热水，与传统储水式热水器相比，可显着节能24%至34%。这项特性尤其吸引註重环保、重视降低能源帐单和长期经济效益的消费者。随着节能解决方案的趋势不断增强，人们希望在优化家庭能源消耗的同时最大限度地减少对环境的影响，这推动了市场对这些创新热水产品的强劲需求。

限制全球无水箱热水器市场的因素

全球即热式热水器市场面临的主要挑战之一是其安装成本远高于传统热水系统。虽然即热式热水器能够带来长期的节能效益，但其高昂的初始成本可能会让潜在客户望而却步。此外，安装过程通常需要对现有电路和管道进行改造，进一步增加了初始投资。如此高的初始价格分布可能会阻碍消费者选择无水箱热水器，从而抑制市场整体成长。因此，无水箱热水器价格较高的普遍认知限制了其在註重预算的消费者中的普及。

全球即热式热水器市场趋势

随着消费者在家中越来越多地使用智慧家庭技术，全球即热式热水器市场对智慧功能的需求显着增长。这种成长源自于消费者对更高便利性和能源效率的追求，促使製造商将温度监控、智慧型手机控制和Wi-Fi连接等功能整合到产品中。由于住宅越来越重视对热水系统的无缝控制并寻求优化能源消耗，配备智慧技术的即热式热水器正成为他们的首选。这项转变凸显了市场对符合智慧家庭发展趋势的创新解决方案的普遍偏好。

目录

介绍

• 调查目标
• 调查范围
• 定义

调查方法

• 资讯收集
• 二手资料和一手资料方法
• 市场规模预测
• 市场假设与限制

执行摘要

• 全球市场展望
• 供需趋势分析
• 细分市场机会分析

市场动态与展望

• 市场规模
• 市场动态
  • 驱动因素和机会
  • 限制与挑战
• 波特分析

关键市场考察

• 关键成功因素
• 竞争程度
• 关键投资机会
• 市场生态系统
• 市场吸引力指数（2025）
• PESTEL 分析
• 总体经济指标
• 价值链分析
• 定价分析

全球即热式热水器市场规模（按产品类型和复合年增长率划分）（2026-2033 年）

• 电动式的
• 气体类型

全球无水箱热水器市场规模（按安装量和复合年增长率划分）（2026-2033 年）

• 室内安装
• 户外安装

全球无水箱热水器市场规模（依技术及复合年增长率划分）（2026-2033 年）

• 冷凝技术
• 非冷凝技术

全球无水箱热水器市场规模（按功能和复合年增长率划分）（2026-2033 年）

• 手动输入
• 遥控操作

全球无水箱热水器市场规模（按应用领域及复合年增长率划分）（2026-2033 年）

• 住宅
• 商业的

全球无水箱热水器市场规模（按流量和复合年增长率划分）（2026-2033 年）

• 高的
• 低的

全球即热式热水器市场规模及复合年增长率（2026-2033）

• 北美洲
  • 美国
  • 加拿大
• 欧洲
  • 德国
  • 西班牙
  • 法国
  • 英国
  • 义大利
  • 其他欧洲地区
• 亚太地区
  • 中国
  • 印度
  • 日本
  • 韩国
  • 亚太其他地区
• 拉丁美洲
  • 巴西
  • 其他拉丁美洲地区
• 中东和非洲
  • 海湾合作委员会国家
  • 南非
  • 其他中东和非洲地区

竞争资讯

• 前五大公司对比
• 主要企业的市场定位（2025 年）
• 主要市场参与者所采取的策略
• 近期市场趋势
• 公司市占率分析（2025 年）
• 主要企业公司简介
  • 公司详情
  • 产品系列分析
  • 依业务板块进行公司股票分析
  • 2023-2025年营收年比比较

主要企业简介

• Rheem Manufacturing Company（USA）
• AO Smith Corporation（USA）
• Navien, Inc.（South Korea）
• Rinnai Corporation（Japan）
• Bosch Thermotechnology（Germany）
• Noritz Corporation（Japan）
• Takagi Industrial Co., Ltd.（Japan）
• Eemax, Inc.（USA）
• Stiebel Eltron GmbH & Co. KG（Germany）
• Bradford White Corporation（USA）
• Eccotemp Systems LLC（USA）
• Titan（USA）
• Thermomax Ltd.（Ireland）
• Ariston Thermo Group（Italy）
• Vokera Ltd（UK）
• Chronomite Laboratories, Inc.（USA）
• Marey International LLC（Puerto Rico/USA）
• Hyundae Electronics Industries Co., Ltd.（South Korea）
• Ferroli SpA（Italy）
• Paloma Industries, Ltd.（Japan）

结论与建议

Global Tankless Water Heater Market size was valued at USD 4.7 Billion in 2024 and is poised to grow from USD 5.13 Billion in 2025 to USD 10.37 Billion by 2033, growing at a CAGR of 9.2% during the forecast period (2026-2033).

The demand for tankless water heaters is on the rise, propelled by a growing number of eco-conscious consumers seeking energy-efficient solutions. Unlike traditional storage models, tankless water heaters significantly reduce energy consumption, often achieving up to 34% greater efficiency. Their appeal lies in their compact design, making them ideal for smaller spaces, as they eliminate the need for bulky tanks and provide hot water on demand, thus preventing wasteful constant heating. While the initial cost may be higher, the long-term savings on utility bills-estimated at $100 to $200 annually-along with extended warranties and lifespans, make them an attractive investment. This shift towards tankless systems aligns with increasing consumer awareness and preference for sustainable living solutions, indicating robust market growth potential.

Top-down and bottom-up approaches were used to estimate and validate the size of the Global Tankless Water Heater market and to estimate the size of various other dependent submarkets. The research methodology used to estimate the market size includes the following details: The key players in the market were identified through secondary research, and their market shares in the respective regions were determined through primary and secondary research. This entire procedure includes the study of the annual and financial reports of the top market players and extensive interviews for key insights from industry leaders such as CEOs, VPs, directors, and marketing executives. All percentage shares split, and breakdowns were determined using secondary sources and verified through Primary sources. All possible parameters that affect the markets covered in this research study have been accounted for, viewed in extensive detail, verified through primary research, and analyzed to get the final quantitative and qualitative data.

Global Tankless Water Heater Market Segments Analysis

Global Tankless Water Heater Market is segmented by Product Type, Installation, Technology, Feature, Application, Flow Rate and region. Based on Product Type, the market is segmented into Electric and Gas. Based on Installation, the market is segmented into Indoor and Outdoor. Based on Technology, the market is segmented into Condensing Technology and Non-condensing Technology. Based on Feature, the market is segmented into Manual and Remote Control. Based on Application, the market is segmented into Residential and Commercial. Based on Flow Rate, the market is segmented into High and Low. Based on region, the market is segmented into North America, Europe, Asia Pacific, Latin America and Middle East & Africa.

Driver of the Global Tankless Water Heater Market

The rising popularity of tankless water heaters can be attributed to their exceptional energy efficiency. These systems heat water on demand, resulting in significant energy savings of 24% to 34% compared to traditional tank heaters. This feature appeals particularly to environmentally conscious consumers who are eager to lower their energy bills and embrace long-term financial advantages. As the trend toward energy-efficient solutions continues to gain momentum, the market is experiencing increased demand for these innovative heating products, driven by the desire to both minimize environmental impact and optimize household energy consumption.

Restraints in the Global Tankless Water Heater Market

One of the primary challenges facing the global tankless water heater market is the higher installation costs compared to conventional water heating systems. Although tankless water heaters can lead to long-term savings, the upfront expenses may deter potential customers. Additionally, the installation process often necessitates alterations to existing electrical and plumbing setups, further increasing the initial investment. This higher initial price point can dissuade consumers from choosing tankless options, consequently hindering the overall growth of the market. As a result, the perception of tankless systems as a more costly alternative limits their adoption among budget-conscious buyers.

Market Trends of the Global Tankless Water Heater Market

The Global Tankless Water Heater market is witnessing a significant trend towards smart features, as consumers increasingly embrace connected technologies in their homes. This surge in demand is fueled by the desire for enhanced convenience and energy efficiency, prompting manufacturers to integrate capabilities such as temperature monitoring, smartphone controls, and Wi-Fi connectivity into their products. As homeowners prioritize seamless control over their water heating systems and seek to optimize energy consumption, tankless water heaters equipped with smart technology are becoming a preferred choice. This shift highlights a broader market inclination towards innovative solutions that align with the growing smart home movement.

Table of Contents

Introduction

• Objectives of the Study
• Scope of the Report
• Definitions

Research Methodology

• Information Procurement
• Secondary & Primary Data Methods
• Market Size Estimation
• Market Assumptions & Limitations

Executive Summary

• Global Market Outlook
• Supply & Demand Trend Analysis
• Segmental Opportunity Analysis

Market Dynamics & Outlook

• Market Overview
• Market Size
• Market Dynamics
  • Drivers & Opportunities
  • Restraints & Challenges
• Porters Analysis
  • Competitive rivalry
  • Threat of substitute
  • Bargaining power of buyers
  • Threat of new entrants
  • Bargaining power of suppliers

Key Market Insights

• Key Success Factors
• Degree of Competition
• Top Investment Pockets
• Market Ecosystem
• Market Attractiveness Index, 2025
• PESTEL Analysis
• Macro-Economic Indicators
• Value Chain Analysis
• Pricing Analysis

Global Tankless Water Heater Market Size by Product Type & CAGR (2026-2033)

• Market Overview
• Electric
• Gas

Global Tankless Water Heater Market Size by Installation & CAGR (2026-2033)

• Market Overview
• Indoor
• Outdoor

Global Tankless Water Heater Market Size by Technology & CAGR (2026-2033)

• Market Overview
• Condensing Technology
• Non-condensing Technology

Global Tankless Water Heater Market Size by Feature & CAGR (2026-2033)

• Market Overview
• Manual
• Remote Control

Global Tankless Water Heater Market Size by Application & CAGR (2026-2033)

• Market Overview
• Residential
• Commercial

Global Tankless Water Heater Market Size by Flow Rate & CAGR (2026-2033)

• Market Overview
• High
• Low

Global Tankless Water Heater Market Size & CAGR (2026-2033)

• North America (Product Type, Installation, Technology, Feature, Application, Flow Rate)
  • US
  • Canada
• Europe (Product Type, Installation, Technology, Feature, Application, Flow Rate)
  • Germany
  • Spain
  • France
  • UK
  • Italy
  • Rest of Europe
• Asia Pacific (Product Type, Installation, Technology, Feature, Application, Flow Rate)
  • China
  • India
  • Japan
  • South Korea
  • Rest of Asia-Pacific
• Latin America (Product Type, Installation, Technology, Feature, Application, Flow Rate)
  • Brazil
  • Rest of Latin America
• Middle East & Africa (Product Type, Installation, Technology, Feature, Application, Flow Rate)
  • GCC Countries
  • South Africa
  • Rest of Middle East & Africa

Competitive Intelligence

• Top 5 Player Comparison
• Market Positioning of Key Players, 2025
• Strategies Adopted by Key Market Players
• Recent Developments in the Market
• Company Market Share Analysis, 2025
• Company Profiles of All Key Players
  • Company Details
  • Product Portfolio Analysis
  • Company's Segmental Share Analysis
  • Revenue Y-O-Y Comparison (2023-2025)

Key Company Profiles

• Rheem Manufacturing Company (USA)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• A. O. Smith Corporation (USA)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Navien, Inc. (South Korea)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Rinnai Corporation (Japan)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Bosch Thermotechnology (Germany)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Noritz Corporation (Japan)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Takagi Industrial Co., Ltd. (Japan)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Eemax, Inc. (USA)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Stiebel Eltron GmbH & Co. KG (Germany)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Bradford White Corporation (USA)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Eccotemp Systems LLC (USA)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Titan (USA)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Thermomax Ltd. (Ireland)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Ariston Thermo Group (Italy)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Vokera Ltd (UK)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Chronomite Laboratories, Inc. (USA)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Marey International LLC (Puerto Rico/USA)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Hyundae Electronics Industries Co., Ltd. (South Korea)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Ferroli S.p.A. (Italy)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Paloma Industries, Ltd. (Japan)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments

Conclusion & Recommendations