Replacement Light Bulb for CHAUVET CH-400 Blacklight Effects - 400W BT37 E39

Replacement for CHAUVET CH-400 fixtures, this 400W BT37 blacklight blue HID mercury bulb produces the specific ultraviolet output needed for blacklight effects in entertainment and commercial environments.

Key Features & Benefits

• Blacklight blue finish filters visible light while transmitting ultraviolet wavelengths
• BT37 shape fits standard HID fixture reflectors
• 2000-hour rated life supports extended operation cycles
• 400W input matches original fixture power requirements

Product Specifications

• Watts: 400
• Shape: BT37
• Base: E39 mogul screw base
• Life: 2000 hours
• Bulb finish: blacklight blue

Replacement Compatibility

Designed for CHAUVET CH-400 fixtures and similar HID mercury lamp housings that accept E39 base BT37 bulbs.

Discover the Perfect Replacement

Confirm your fixture requires a 400W BT37 blacklight blue mercury bulb with E39 base and order the direct replacement part for continued operation.

During the checkout process, you can choose from expedited services such as overnight delivery to standard ground shipping. We aim to ensure your order is delivered promptly and reliably, wherever you are.

All returns must be made within 30 days of purchase with the invoice. (After 30 days, Interlight credit only, Minimum 25% restocking fee, no returns after 60 days, special items order just for you are not returnable.)

At Interlight, your satisfaction is our priority. We offer a 30-day money-back guarantee on eligible products, provided they are returned in resalable condition with the original invoice.