管状空気加熱素子

Tubular Air Heating Element——High thermal conductivity tubular air heating solution
The tubular heating element is designed for industrial hot air systems, agricultural greenhouse heating and household heaters. It adopts stainless steel 316L + ceramic fiber insulation structure, suitable for 500W-20kW power range, temperature resistance up to 400℃ (short time), hot air efficiency ≥92%.

MOQ:1000PCS
リードタイム:25日
工場所在地中国広東省中山市

製品用途

家庭用電化製品:ヒーター、エアコン補助暖房モジュール、電気ヒーター、瞬間湯沸かし器。
産業機器:自動車用空調ヒーターコア、農業用温室定温システム

製品パラメータと仕様

パワーレンジ:
Household: 500W–3000W (electric heater, air purifier, bathroom heater)
Industrial: 3000W–20kW (industrial oven, HVAC system, pipe heating)
動作電圧: 110V/220V単相ACまたは380V三相AC(グローバル電力網対応、誤差≤±5%)。

抵抗値: 2Ω~50Ω(電圧と電力が正確にマッチング、誤差≤±3%)。

作業温度:
従来モデル:150℃~300℃の連続安定動作(自己制限温度設計、過熱防止)。
高温モデル:短期許容温度 400°C(カスタマイズされた放熱構造と高温セラミックコーティングが必要)。

素材:

Base material: stainless steel 304/316L (corrosion-resistant and anti-oxidation) or aluminum alloy (lightweight, thermal conductivity ≥200W/m·K).
​​    Heating wire: nickel-chromium alloy (NiCr) or iron-chromium-aluminum (FeCrAl), resistant to high temperature oxidation.
​​    Surface treatment: anodized layer (corrosion resistant) or ceramic coating (resistant to high temperature up to 600°C).
寸法:
Diameter: Φ10mm–Φ50mm, length 100mm–2000mm (supports customized length and fin density).
フィン間隔:5mm~30mm(風抵抗と放熱効率を調整可能)。
耐用年数: 20,000–80,000 hours (based on operating temperature and heat dissipation conditions, anti-oxidation coating extends life).
​​Customizable service: support power, voltage, fin shape adjustment, optional explosion-proof certification, IP protection level (such as IP68), integrated temperature control probe, etc.

​​Core advantages

​​Efficient heat dissipation and thermal efficiency:

The spiral fin structure optimizes the airflow path through CFD, the heat convection efficiency is increased by 50%, and the heat exchange rate under forced air cooling is ≥95%.
The thermal conductivity of stainless steel/aluminum alloy substrate is 5 times that of steel, and the volume is reduced by 60% at the same power, which is suitable for compact equipment.
自己制限温度安全機能:
Adopt PTC ceramic chip (optional) or nickel-chromium alloy heating wire, automatically reduce power when the temperature exceeds the set value, no external thermostat is required, and overheating and combustion are prevented.
​​Quick response and energy saving:
軽量設計(密度 2.7g/cm³)+低熱容量特性、30秒以内に200°Cまで加熱、従来のヒーターに比べてエネルギー消費が30%削減されます。
​​Corrosion resistance and long life:
316L stainless steel is resistant to acid and alkali corrosion (pH 1–14), and the anodized layer or ceramic coating is resistant to salt spray test ≥500 hours, and the life is extended by 2–3 times.
​​Multi-scenario adaptability:
Supports IP68 waterproof and dustproof (suitable for bathrooms, outdoor equipment), explosion-proof certification (Ex d IIB T4, suitable for petrochemical environments).
インテリジェントな互換性:
Integrated NTC temperature sensor and PWM power regulation module, supports IoT remote temperature control (APP/PLC), and is suitable for smart building systems.
​​Global compliance​​:
Complies with CE, UL, CCC, RoHS certifications, and supports AEC-Q200 automotive-grade standards (vibration resistance, wide temperature range -40°C~+85°C).

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