Hydrocollator® E-2 Stationary Heating Unit

Related resources

• Hot & Cold Therapy
• Hydrocollator® Moist Heat HotPac™

Frequently asked questions

What does the Hydrocollator E-2 do?

The Hydrocollator® E-2 warms compatible HotPacs™ and keeps them ready for use in a clinic. It heats the packs; a healthcare professional determines how heat therapy fits the patient’s care. ^{[4] [1]}

Where can I find the Hydrocollator E-2 price?

Use the price displayed on this product page for the current E-2 listing. Check the selected item and included HotPacs before ordering. Prices from another model or seller may describe a different package. ^{[4] [3]}

Which HotPacs come with the Hydrocollator E-2?

Model 2802 is listed with six HotPacs: two oversize, three standard and one neck-contour pack. Confirm the exact package before ordering, especially when comparing models or seller bundles. ^{[3] [1]}

How is the Hydrocollator E-2 set up?

Follow the supplied IFU. Place the unit on a level, adequately supported surface, confirm the drain is closed, and fill as instructed. Match the electrical supply to the unit’s rating plate and use a grounded hospital-grade outlet. ^[1]

What water temperature should the Hydrocollator E-2 maintain?

Manufacturer operating guidance specifies water at 160–165°F (71–74°C). Check the water with a thermometer after any thermostat adjustment and allow it to stabilize before using HotPacs. This is the tank-water temperature, not a temperature for direct skin contact. ^[1]

How should HotPacs from the Hydrocollator E-2 be handled?

The IFU says to retrieve packs with protection, wrap a HotPac in a towel or terry cover, and never apply it directly to skin. A healthcare professional should determine use and monitor the application. Follow the full pack and unit instructions. ^[1]

How often should the Hydrocollator E-2 be cleaned?

Drain, clean and inspect the tank at least every two weeks, according to the IFU. Check the water daily. Hard water or deposits can require more frequent cleaning. Use the manufacturer’s February 2023 guidance for compatible cleaning agents. ^{[1] [2]}

How should the Hydrocollator E-2 be drained?

Unplug the unit before draining or cleaning. Follow the IFU’s instructions for the drain valve at the bottom rear of the E-2. Do not move the unit while it contains heated water; the IFU warns that tipping can cause burns. ^[1]

What should I check if the Hydrocollator E-2 is not heating?

Check the electrical connection and circuit breaker, then consult the IFU’s troubleshooting section. A thermostat or heating-element fault may require service. Equipment repairs should be performed by qualified personnel. Contact product support if the problem persists. ^[1]

How much space does the Hydrocollator E-2 need?

The manufacturer lists the E-2 at 15 inches long × 13 inches wide × 20 inches high (38 × 33 × 51 cm). Place it on a smooth, level surface that can support the filled unit, as required by the IFU. Check your workspace against those requirements before ordering. ^{[3] [1]}

References

1. DJO, LLC. Hydrocollator Heating Units User Manual. 2021. English pp. 3–4, 10–12, 14–15.
2. Enovis. Hydrocollator Cleaning Instructions. February 20, 2023.
3. Chattanooga. Hot and Cold Therapy Catalog. MKT00-3584, Revision F. p. 3.
4. Chattanooga Rehab US. Hydrocollator E-2 Stationary Heating Unit product page. Accessed October 13, 2026.

Individual results may vary. Neither DJO Global, Inc. nor any of its subsidiaries dispense medical advice. The contents of this website do not constitute medical, legal, or any other type of professional advice. Information related to various health, medical, and fitness conditions and their treatment is not meant to be a substitute for the advice provided by a physician or other medical professional.