H2009B-3 - Eaton Thermal Unit

H2009B-3 - Eaton Thermal Unit

When you need dependable thermal overload protection for your motor control system, the Eaton H2009B‑3 heater coil pack delivers exactly that. Designed for use in starter and overload relay circuits, this coil pack offers consistent trip performance, flexible current selections, and broad compatibility with NEMA and IEC starter sizes. Whether installed in a new control panel or used as a replacement part for maintenance, it gives peace of mind by safeguarding motors from damaging overloads.

Key Features and Benefits

• Class 20 standard‑trip response: Delivers predictable thermal behavior and minimizes false trips, keeping your motor operations safe and stable.
• Dial‑selectable full‑load current range (4.55 A to 7.40 A): With positions A, B, C, D, you can precisely match the heater pack to your motor’s current draw.
• Compatibility with 32 A or 75 A overload relays: Works with a broad spectrum of relay ratings, simplifying system design and system upgrades.
• Compact dimensions, light weight: At only 3.1″ (height) × 1.8″ (width) × 1.8″ (depth) and about 0.2 lb, it fits neatly into tight starter configurations.
• Interchangeable across NEMA and IEC starter sizes: Supports NEMA 00, 0, 1, 2 (Series B and C) and IEC sizes A through K (depending on series), giving you versatility across applications.

Technical Specifications

• Part / Catalog Number: H2009B‑3
• Trip Class / Type: Standard trip, Class 20
• Full‑Load Current Range: 4.55 A, 5.50 A, 6.45 A, 7.40 A (dial positions A to D)
• Overload Relay Compatibility: 32 A or 75 A
• Starter Size Compatibility: NEMA 00 to 2 (Series B / C); IEC A to K (depending on series)
• Dimensions (H × W × D): ~3.1″ × 1.8″ × 1.8″
• Weight: ~0.2 lb (≈ 90–100 g)
• Package: Typically shipped in packs of 3 units

Material Compliance and Certifications

• This heater coil is UL Listed, CSA Certified, and carries CE marking — meeting rigorous North American and international safety standards.
• It is manufactured under Eaton / Cutler‑Hammer’s quality system and aligns with environmental and hazardous substance restrictions typical in industrial controls (e.g. RoHS‑style design).

Where It Works Best

• Industrial motor control panels — Ideal when paired with starter/contactor systems to add reliable overload protection.
• Retrofitting and maintenance — A plug‑in replacement for worn or failed heater coils in existing starters.
• Pumps, compressors, HVAC systems — Use when your equipment demands dependable overload protection under variable loads.
• System designs with interchangeable heaters — Useful in installations where you may need to swap heater elements across starter sizes.