Replacement CT Tubes

NEW! The Chronos Imaging CL200 Cardiovascular CathLab replacement tube has dual focal spots of 0.9 x 0.9 and 1.2 x 1.1. It is intended as a replacement tube for Philips Allura Xper FD20 scanners. This tube/insert has a kiloheat unit (kHU) rating of 9,400 kHU. This product is available for shipment and use outside the United States ONLY! Pre-order now for January 2026 availability.

Instructions for Use (IFU)

The Chronos AU-200 CT replacement tube has dual focal spots of 0.9 x 0.7 and 1.2 x 1.1. It is intended as a replacement tube for BrightSpeed™ Edge, BrightSpeed™ Elite, BrightSpeed™ Excel, Discovery™ NM/CT 670, Discovery™ NM/CT 670 Pro, Discovery™ ST, Discovery™ STE, Discovery™ RX, LightSpeed™ 16, LightSpeed™ Plus, LightSpeed™ Ultra and Optima™ CT540 scanners. This tube/insert has a kiloheat unit (kHU) rating of 6,300 kHU.

Instructions for Use (IFU)

The Chronos AU200-C40 CT X-Tay tube has dual focal spots of 0.9 x 0.7 and 1.2 x 1.1. It is intended as a replacement tube for Optima™ CT660 scanners. This tube/insert has a kiloheat unit (kHU) rating of 6,300 kHU.

Instructions for Use (IFU)

The Chronos AU240 CT replacement tube has dual focal spots of 0.7 x 0.6 and 0.9 x 0.9. It is intended as a replacement tube for Discovery™NM/CT570c , Discovery™ VCT, LightSpeed™ Pro32, LightSpeed™ VCT, LightSpeed™VCT Select, LightSpeed™ VCT XT, LightSpeed™ VCT XTe, LightSpeed™Pro16, Optima™ CT580 scanners. This tube has a kiloheat unit (kHU) rating of 8,000 kHU.

Instructions for Use (IFU)

The Chronos DA135 CT/e CT replacement tube has a single focal spot of 0.7 x 0.6. It is intended as a replacement tube for Brivo CT315, Brivo CT325, Brivo CT385, HiSpeed CT/e, HiSpeed CT/e Dual™ , Revolution™ ACT scanners. This tube/insert has a kiloheat unit (kHU) rating of 2,000 kHU.

Instructions for Use (IFU)

The Chronos Imaging DA165NP CT replacement tube has dual focal spots of 0.9 x 0.7 and 1.2 x 1.2. It is intended as a replacement tube for BrightSpeed™ Edge Select/Lite, BrightSpeed™ Elite Select/Lite, BrightSpeed™ Excel Select/Lite, HiSpeed DX/I, HiSpeed FX/I, HiSpeed LX/I, HiSpeed NX/I, Optima™ CT520, Optima™ CT520 Pro scanners. This tube/insert has a kiloheat unit (kHU) rating of 3,500 kHU.

Instructions for Use (IFU)

Replacement CT Tubes Compatibility Table

Compare Lighthouse replacement tubes with their OEM equivalents. All models are engineered for full system compatibility and long service life.

Model	OEM Equivalent	System Compatibility	Anode Heat Capacity	Details
CL200 Cardiovascular Tube	MRC800 / SRC 0508	Philips Allura Xper FD20 (Intl Only)	7.0 MHU	View Details
AU200 Replacement Tube	MX200 / CTR200	GE BrightSpeed / LightSpeed / Discovery	6.3 MHU	View Details
AU240 Replacement Tube	MX200 / Dunlee CTR200	GE Lightspeed / Discovery CT	8.0 MHU	View Details
AU200-C40 Replacement Tube	C40 / Optima Tube	GE Optima 660	6.3 MHU	View Details
DA165NP Replacement Tube	MX165 / DA165	GE BrightSpeed / Optima CT520	3.5 MHU	View Details
DA135 Replacement Tube	MX135 / DA135	GE Brivo CT / HiSpeed CT/e	2.0 MHU	View Details

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